(CFACT-59) Add id and gid facts
Merge pull request #95 from adrienthebo/issue/master/cfact-59-id-gid-facts

(CFACT-59) Add id and gid facts
(CFACT-57) Add facterversion fact
Merge pull request #99 from adrienthebo/issue/master/cfact-57-facterversion-fact

(CFACT-57) Add facterversion fact
(maint) Fix build on OSX from merging in id/gid fact implementation.

Missing an include for OSX.
(CFACT-62) Add timezone fact
Merge pull request #98 from adrienthebo/issue/master/cfact-62-timezone

(CFACT-62) Add timezone fact
Merge pull request #96 from vrthra/fix/cfact-70/solaris-kernelfacts

(CFACT-70) add solaris kernelfacts from uname