[#9129] Add refreshURIs call as part of clearing the site cache
Error property added plus getter and checker for it
modError is instantiated when sending fails
Error getter renamed
Clear modX::user on init context

Possible fix for http://bugs.modx.com/issues/10221
Add upload functionality directly to package manager grid
remove commented-out line for ocd
Add new processor to allow custom core_path location
Restrict upload to zip only, and switch to new processor
Added OnElementNotFound system event
CSS Twerks

Un-uglifying the required/invalid input state (now uses red border and
font awesome icon)
Adjusting x-panel table header hue (to $darkNeutral)
removing legacy green buttons in package manager (now $primary)
retina-tizing x-btn-split (Download Extras button)
uberbar result hovers (%nav-item)
Help Page Improvements

Retina CSS MODX Help Logo
Primary Action styling on sign up button
Fix error with package management caused by #691
Add preg_quote to friendly_alias_word_delimiters characters

This allows you to add / as a friendly_alias_word_delimiter without breaking the regex
- Show events on new plugin page
- reverted last commit, as already fixed
Corrected some German phrases

Minor changes, mostly concerning formatting
Corrected two phrases in German setting.in.php

Somehow I got this mixed up...
fix boolean and numeric values for rendering

empty($params['key']) does not work for string "false"
add the legacy multiple select drop down option