RAZ-2924: Option to be able to set unit for resizing
- Added ability to select units in inches or pixels to create renditions screen
- Fixed various issues with thumbnail generation and size calculations
- Re-factored code in images.cfc
RAZ-2924: Option to be able to set unit for resizing
- Added ability to select units in inches or pixels for rendition of renditions
- Made changes to preserve thumbnail size aspect ratio even when both width and height are specified instead of being absolute
Merge branch 'feature/RAZ-2924' of github.com:razuna/razuna into develop

Conflicts:
	global/cfc/assets.cfc