Assets 2

[Fix] Issues with cron jobs not being correctly executed
[Fix] Login issues with case-sensitive username (issue #18)
[Fix] Master cron job access and system load (issue #19)
[Fix] Missing access definition on all APIs (issue #20)
[Fix] Handler rendering the template to non defined access (issue #21)
[Other] Updated webengine domain
[Other] Updated version check webengine api
[Enhancement] Added support for "CUSTOM" files in rankings (where compatible)
[Fix] Admincp access incorrectly defined
[Other] Added dummy file inside plugins folder to prevent github from not including in release
[Fix] Minor fixes