Fixes.
Used more proper methods for escape/unescape request values.
Fiх to search logic, to allow keywords in URL without full search results recalculation.

Now numeric fields (int, float, double) won't have 0 stored in database, when an empty string value is submitted from the form.

Turns out this have negative side effect for numeric fields, where empty string is converted to 0 in database.

Rename hooks and fix example hook

Code works, but it doesn't comply to coding standards.

Example hook in modules/custom/units/sections/sections_config.php file, that is currently commented out, still uses hAFTER.

Solve merge conflicts after D33 merge

Change weight, applied to search by one word

Need to think about what are pros/cons of each approach described as inline comment below.

Fix error templates

The translation of new setting is missing:

Just this one minor fix and we're done I guess.

fixes from http://qa.in-portal.org/D3#627

Almost there. Still I think following can be improved.

QA fixes

QA fixes

This will also solve problem in D3, where with enabled debugger System Log never logs fatal error about non-existing object method call.

Default image, that was specified using relative path (containing ../) wasn't detected