Release v1.4: New name - OTTR

New name: OTTR - Opensource Tools for Training Resources

Template/style changes:

• Issue with big-image.html was fixed.

Github action changes:

• Minor fixes to spell check

Docker image updates:

• jhudsl/cow: Course Organizer and Wrangler now added to the Docker image

What's Changed

• Have spell-check.R ignore the style-sets directory by @cansavvy in #349
• More styles by @carriewright11 in #343
• Fix logic of no changes in render-preview by @cansavvy in #350
• Just a bit of smoothing out of render-preview.yml by @cansavvy in #351
• Update screenshots for Wiki by @cansavvy in #353
• Sync update by @carriewright11 in #355
• Fix assets/big-image.html by @cansavvy in #361
• Prep for OTTR name switch over by @cansavvy in #362
• Add cow to the Docker image by @cansavvy in #363
• Undo unnecessary copying that triggers permissions issue by @cansavvy in #369

Full Changelog: 1.3...1.4