Update theme.inc

Resolve colorbox compatibility ss commented by Nigel here: https://jira.duraspace.org/browse/ISLANDORA-869
Update islandora_internet_archive_bookreader.info

Add dependency to solve colorbox compatibility
Delete jquery.colorbox-min.js

No more needed
Address ISLANDORA-1023
Merge pull request #65 from ruebot/7.x-ISLANDORA-1023

Address ISLANDORA-1023
Merge pull request #62 from giancarlobi/7.x

Colorbox compatibility
Update documentation for ISLANDORA-869 Colorbox dependency.
Add hook_requirements for Colorbox
Remove hook_requirements, and add Libraries API to README.
Merge pull request #67 from ruebot/7.x-ISLANDORA-869

Update documentation for ISLANDORA-869 Colorbox dependency.