Begin development for v1.21
Escape invalid regexes in regex matcher
Comply with silly BukkitDev rules on web connections
Reverse order of permission attachment registration

This makes things work more like how PEX expects them to be
Also fix PermissionList parent-child tracking.
spaces->tabs
fix javadoc on permissible
mibby reminded me to add myself to the authors list in plugin.yml
Use PluginManager for storage of PEX internal permissions instead of
maintaining a spearate mapping.

Fixes #1047
Fix handling circular inheritance for options
Actually print error report from PermissiblePEX

Remove some stray debug code
Include full command args in onCommand error report
Correctly update PEX's own child->parent permission mapping
Only debuglog parent permissions when debug is enabled for the user
Move permission deregistration to priority MONITOR
Use permission name function where we can
Add plugin list to error report
Actually support the reinject permissibles action
Using bukkit's plugins folder instead of static path to "/plugins"
Merge pull request #1064 from EXTERED/master

Use bukkit's getDataFolder() for plugin path references
Added Memory Backend