e9a02b3 - Added guessing for Mathematica notebooks.
2cc5760 - #710 Added Mathematica lexer.
7304e47 - add example file for F#.
653fca6 - F# lexer: rewrite with newest spec for F# 3.0 (#842).
e586a49 - Closes #862: better guess for shell lexer.
d1aebb4 - Closes #863: improve analyse_text of Python and Numpy lexers
fdb423c - Cleaned up Rexx lexer.
59614c3 - Fixed parsing of unterminated Rexx strings.
21ec95d - Cleaned up case in name of Rexx lexer.
da37a46 - Added lexer for Rexx.