0.9.0

• Fixed: Firing sequence of common_toolkit_loaded hook
• Fixed: Non-static method should not be called statically
• Added: ctk_environment filter
• Added: Ability to change or remove Howdy from admin bar
• Added: Ability to change/remove login errors
• Added: Ability to cache JSON config file
• Added: Ability to disable WordPress core, plugin and/or theme updates
• Added: Ability to modify or disable WordPress heartbeat
• Added: Ability to disable WordPress search
• Added: Ability to define custom environment constant