extra md changes

README.md

@@ -3,15 +3,13 @@
 Based on a original work by Jeff Andrews, updated and extended
 for Python3 by Robert Izzard
 
->>> THIS CODE IS VERY EXPERIMENTAL AND PROBABLY WILL NOT WORK <<<
+**THIS CODE IS VERY EXPERIMENTAL AND PROBABLY WILL NOT WORK**
 
 r.izzard@surrey.ac.uk
 http://personal.ph.surrey.ac.uk/~ri0005/binary_c.html
 09/06/2019
 
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 Environment variables
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@@ -19,13 +17,11 @@ Before compilation you should set the following environment variables:
 
 required: `BINARY_C` should point to the root directory of your binary_c installation
 
-recommended: `LD_LIBRARY_PATH` should include `$BINARY_C/src` and whatever directories are required to run binary_c (e.g. locations of `libgsl`, `libmemoize`, `librinterpolate`, etc.)
+recommended: `LD_LIBRARY_PATH` should include $BINARY_C/src and whatever directories are required to run binary_c (e.g. locations of libgsl, libmemoize, librinterpolate, etc.)
 
-recommended: `LIBRARY_PATH` should include whatever directories are required to build binary_c (e.g. locations of `libgsl`, `libmemoize`, `librinterpolate`, etc.)
+recommended: `LIBRARY_PATH` should include whatever directories are required to build binary_c (e.g. locations of libgsl, libmemoize, librinterpolate, etc.)
 
 
-
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 Build instructions
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