diff --git a/tools/concraft/README.md b/tools/concraft/README.md
index 01fe7b6..61d3f8c 100644
--- a/tools/concraft/README.md
+++ b/tools/concraft/README.md
@@ -3,36 +3,36 @@ The instructions below apply to modern systems with the following caveats:
 * Before running stack install it might be necessary to execute stack setup in order to install the correct version of ghc.
 
 * Maca can be installed using the instructions on nlp.pwr.wroc.pl/redmine/projects/libpltagger/wiki/InstallOnUbuntu11 with the following exceptions:
-  * The package libboost-all-dev can be installed in place of libboost1.42-all-dev as the latter might be unavailable.
+    * The package libboost-all-dev can be installed in place of libboost1.42-all-dev as the latter might be unavailable.
 
-  * It might also be necessary to install ncurses using
+    * It might also be necessary to install ncurses using
 
-		sudo apt-get install libncurses5-dev
+        sudo apt-get install libncurses5-dev
         
-  * Instead of using adding Bartosz Zaborowski's repository one can download Morfeusz directly from  
-    ppa.launchpad.net/bartosz-zaborowski/nlp/ubuntu/pool/main/m/morfeusz-sgjp/morfeusz-sgjp_0.81-1~precise_amd64.deb
+    * Instead of using adding Bartosz Zaborowski's repository one can download Morfeusz directly from  
+      ppa.launchpad.net/bartosz-zaborowski/nlp/ubuntu/pool/main/m/morfeusz-sgjp/morfeusz-sgjp_0.81-1~precise_amd64.deb
 
-  * Before installing SFST in lines 445 and 449 of maca/third_party/SFST-1.2/SFST/src/fst.C the identifier `it` must be replaced with `iter` (or any other non-conflicting identifier).
+    * Before installing SFST in lines 445 and 449 of maca/third_party/SFST-1.2/SFST/src/fst.C the identifier `it` must be replaced with `iter` (or any other non-conflicting identifier).
 
-  * Additionally with newer versions of boost the following changes become necessary:
-    - before installing Corpus 2
-      + in line 25 of corpus2/learn_to_guess/main.cpp the type `ifstream` must be replaced with `std::ifstream`
+    * Additionally with newer versions of boost the following changes become necessary:
+        - before installing Corpus 2
+            + in line 25 of corpus2/learn_to_guess/main.cpp the type `ifstream` must be replaced with `std::ifstream`
 
-    - before installing Toki
-      + in lines 223-224 of toki/tests/compare.cpp the call
-        `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
-        must be replaced with  
-        `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
+        - before installing Toki
+            + in lines 223-224 of toki/tests/compare.cpp the call  
+              `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
+              must be replaced with  
+              `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
 
-      + in line 105 of toki/tests/srx.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
+            + in line 105 of toki/tests/srx.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
 
-    - before installing Maca
-      + in line 100 of maca/tests/compareconv.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
+        - before installing Maca
+            + in line 100 of maca/tests/compareconv.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
 
-      + in lines 207-208 of maca/tests/compareconv.cpp the call
-        `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
-        must be replaced with
-        `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
+            + in lines 207-208 of maca/tests/compareconv.cpp the call  
+              `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
+              must be replaced with  
+             `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
 
 After Concraft is successfully installed its executable can be found in ~/.local/bin  
 For an example usage of Concraft's server-client mode (in OCaml) see concraft_test.ml
diff --git a/tools/maca/README.md b/tools/maca/README.md
index f8c06ac..dcb6a2b 100644
--- a/tools/maca/README.md
+++ b/tools/maca/README.md
@@ -4,7 +4,7 @@ Maca can be installed using the instructions on nlp.pwr.wroc.pl/redmine/projects
 
 * It might also be necessary to install ncurses using
 
-      sudo apt-get install libncurses5-dev
+        sudo apt-get install libncurses5-dev
         
 * Instead of using adding Bartosz Zaborowski's repository one can download Morfeusz directly from  
   ppa.launchpad.net/bartosz-zaborowski/nlp/ubuntu/pool/main/m/morfeusz-sgjp/morfeusz-sgjp_0.81-1~precise_amd64.deb
@@ -12,24 +12,24 @@ Maca can be installed using the instructions on nlp.pwr.wroc.pl/redmine/projects
 * Before installing SFST in lines 445 and 449 of maca/third_party/SFST-1.2/SFST/src/fst.C the identifier `it` must be replaced with `iter` (or any other non-conflicting identifier).
 
 * Additionally with newer versions of boost the following changes become necessary:
-  - before installing Corpus 2
-    + in line 25 of corpus2/learn_to_guess/main.cpp the type `ifstream` must be replaced with `std::ifstream`
+    - before installing Corpus 2
+        + in line 25 of corpus2/learn_to_guess/main.cpp the type `ifstream` must be replaced with `std::ifstream`
 
-  - before installing Toki
-    + in lines 223-224 of toki/tests/compare.cpp the call
-      `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
-      must be replaced with  
-      `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
+	- before installing Toki
+        + in lines 223-224 of toki/tests/compare.cpp the call  
+          `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
+          must be replaced with  
+          `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
 
-    + in line 105 of toki/tests/srx.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
+        + in line 105 of toki/tests/srx.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
 
-  - before installing Maca
-    + in line 100 of maca/tests/compareconv.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
+    - before installing Maca
+        + in line 100 of maca/tests/compareconv.cpp `BOOST_MESSAGE` must be replaced with `BOOST_TEST_MESSAGE`
 
-    + in lines 207-208 of maca/tests/compareconv.cpp the call
-      `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
-      must be replaced with
-      `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
+        + in lines 207-208 of maca/tests/compareconv.cpp the call  
+          `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name)`  
+          must be replaced with  
+          `boost::unit_test::make_test_case(boost::bind(test_one_item, ci), name, __FILE__, __LINE__)`
 
 For an example usage of Maca's interactive mode (in OCaml) see maca_test.ml
 
diff --git a/tools/swigra/README.md b/tools/swigra/README.md
index e8085c8..e3ac85c 100644
--- a/tools/swigra/README.md
+++ b/tools/swigra/README.md
@@ -3,16 +3,16 @@ First the package libmorfeusz2-dev must be downloaded from sgjp.pl/morfeusz/dopo
 (WARNING: do NOT install the package morfeusz2 as it conflicts with the required package)
 Then the interface can be compiled by executing
 
-	swipl-ld -v -shared -o morfeusz2-swi.so morfeusz2-glueswi.cc -lmorfeusz2  
+    swipl-ld -v -shared -o morfeusz2-swi.so morfeusz2-glueswi.cc -lmorfeusz2  
 in the parser directory.
 
 For an example usage of Świgra's server mode (in OCaml) see parser/swigra_test.ml  
 The demo assumes you are using swipl which you can install by executing:
 
-	sudo apt-get install swi-prolog  
+    sudo apt-get install swi-prolog  
 It also makes use of curl which can be installed with:
 
-	sudo apt-get install curl
+    sudo apt-get install curl
 
 Below are the contents of the original README file.