Up the version to v2.8
Windows agent UI version and Copyright update
Merge pull request #189 from ossec/stable

Windows agent UI version and Copyright update
[tests] test hostname map
[tests] test charmap for case insensitive match
[tests] test regex maps
[tests] test OS_StrStartsWith
[tests] Os_StrIsNum: test numbers with sign
Merge pull request #191 from cgzones/os_regex_unittests2

os_regex unit tests #2