added check for mercurial n test
added a couple of  hg functions
...
added some lsit functionality
added more list functionality and updated old functions, added eval math function
added more list utility functions, path utility functions and lambda stuff, fixed bug in map_omit
updated build script to include mercurial
Merge branch 'master' into devel
fixed unix tests
Merge branch 'devel' of https://github.com/toeb/oo-cmake into devel