Fix visual issue with many forms
Fix issues with var/configs/system_assets_prefs.yml

- File path incorrect on read
- not generated if cache exists

Should resolve #180
Fix issue under PHP 5.3

Should resolve #173
Another PHP5.3 regression
Merge pull request #190 from geekwright/issue180

Fix issues with var/configs/system_assets_prefs.yml
Merge pull request #191 from geekwright/forment

Fix visual issue with many forms
Merge pull request #192 from geekwright/formfix53

Fix issue under PHP 5.3