added overflow:hidden to fullwidth label
NOBUG: General coding fixes.

This includes:
- whitespace cleanup.
- variable names normalization.
- comments style.
- unused, undefined fixes.
- small API changes and visibility cleanup.
removed not reliable alternation of grey in remote user form
Merge pull request #1 from stronk7/general_fixes

NOBUG: General coding fixes.
tons of code cleanup, still under 30% of what is really needed
code cleanup part 2

This is what has been done:
-> Renamed managers to "searchman", "itemlistman" …
-> Moved to the unique supported separator all the slang of separator found.
-> Basically all unconditional include_once() calls should be require_once().
still code cleanup
more code cleanup
images to XML + minox fix

step 1 of 3: save image to xml has been done
step 2 of 3: import XML passing validation has been done
step 3 of 3: apply XML will come soon
images in templates last step but still BUGGY
content editor ugly bug fixed. Images to XML still not working
minor useless changes
embedded images are not shown in label elements: fixed
finally images are rightly embedded into usertemplate
minor cleanup
minor bug fix (html editor included)
fixed issues reported by Danny Stefanic. Thanks.
added error messages to fileupload item creation form
bad check in filemanager item fixed
guest no longer is among notifying roles