Python v2.6 compatibility

Git ignore wheel file

No longer require project to be clean before make release

Re-enable clean repo checking before 'make release'

CHANGELOG update

Merge pull request fboender#84 from keepwatch/html_fancy-patch

Fixing typo that breaks name urls on html_fancy

Generate SQL

Custom facts

html_fancy: Display message when no groups, custom variables or local…

… facts are known.

Updated CHANGELOG