Eliminating l_clip_semi_implicit flag. For ticket #926. This commit is BIT_CHANGING due to how the flag needed to be removed. More details on why this commit is bit changing can be seen on the ticket page.
Adding intent labels for subroutines throughout clubb. Remaining files now have intent comments for subroutines. Additionally, all lines are now less than 100 characters. For ticket #942. Results are BFB identical.