DOC: explain coverage methods better

README.md

@@ -43,8 +43,7 @@ Coverage can be determined for evaluating a single expression or evaluation of a
 
 There are two methods to generate coverage while evaluating such an expression or function handle:
 
-1) the 'file' method (default):
-    
+1) the 'file' method (default).
     - Coverage information is stored internally by the function `mocov_line_covered`, which keeps this information through the use of persistent variables. Initially the coverage information is reset to being empty.
     - This method considers all files in a directory (and its subdirectories).
     - A temporary directory is created where modified versions of each file is stored.
@@ -55,7 +54,9 @@ There are two methods to generate coverage while evaluating such an expression o
     
     This method runs on both GNU Octave and Matlab, but is typically slow.
 
-2) the 'profile' method uses the Matlab profiler. This method runs on Matlab only, but is generally faster.
+2) the 'profile' method. 
+    - It uses the Matlab profiler. 
+    - This method runs on Matlab only (not on GNU Octave), but is generally faster.
 
 
 ### Use cases