ofLog documentation merged with ofSite
Some more ofLog documentation cleanup
ofUtils documentation, merged with ofSite and grouped
Introduction edits.
minor documentation tweaks
Updated ofUtils with changes made on ofSite
ofLog doc small fixes
Edit pass, lots of updates and additional docs.
Merge branch 'documentation-utils' of https://github.com/HalfdanJ/openFrameworks into documentation-utils

Conflicts:
	libs/openFrameworks/utils/ofLog.h
Lots of edits, updates and documentation.
Merge pull request #2 from bakercp/documentation-utils

Edits, etc.
Merge pull request #3468 from HalfdanJ/documentation-utils

Documentation ofLog and ofUtils