Adding some resource management methods pursuant to Issue #87.

Working on a possible short-term solution.
Merge branch 'refs/heads/hotfix-gc' into 3.3/develop
Moved function call to inside conditional statement and fixed some tabbing.
Merge branch 'refs/heads/hotfix-gc' into 3.3/develop
Updating database schema comment syntax for MySQL, MariaDB, and Drizzle.

See the following links:
* http://dev.mysql.com/doc/refman/5.6/en/comments.html
* https://kb.askmonty.org/en/comment-syntax/
Updating comments in SQL schema files.
Refactored methods in GC class.
Merge branch 'refs/heads/3.3/develop' into 3.3/master