Committing state of project alter page Dart conversion development. Part of #989
Commit further development of project alter Dart conversion. Part of #989
Removed hardcoded proj id in v0/IO/php, parse image realted conf values in Dart to ints to avoid errors and also added more functionality to project alter page. Part of #989
Added delete image and update word count (admins only) functionality to Dart project alter page. Part of #989
Updated ProjectCreate to use methods from FormHelper, hence allowing removal of duplicated code.
Merge branch 'projectAlterDart' into develop