(iOS) Display a warning message when loading a game from a directory without both read and write permissions.
      Add a warning at startup when no libretro cores are installed.
(iOS) Add a refresh button to the root file browser controller, for deeper ones just go back and select the directory again.
Merge pull request #226 from CatalystG/cascades

(BlackBerry) Multiple fixes and adding BB10 GUI button mapping
(iOS) Update some labels in Cocoa frontend
(iOS) Change Smooth Video label to Bilinear filtering
(iOS) Add Global Configuration Enable option - will use one common
shared config instead of making a new config file per selected
core
Revert "(iOS) Add Global Configuration Enable option - will use one
common" - revert for now - it's broken right now anyway

This reverts commit d51ea3bf2a640bbf7280da082020f0ebcd7f66cb.
(iOS/QNX) Add FPS/refresh rate monitoring
(iOS) Build fix
(iOS) Remove duplicate function
(iOS) Fix crash when creating an RAModuleInfoList when the module info file is not available.
(iOS) Some much needed code cleanup
(iOS) Fix broken settings writer
(iOS) Add MAME 0.78 module file
(ioS) Add small cleanup to ios_input.c
(PS3) Move PS3-specific FPS printing code to ps3_ctx.c
(XDK) Move FPS printing code over to window_update_title function
as well
(XDK) xdk_d3d - cleanup
(iOS) Start adding support for global config
(iOS) Fix the file browsers refresh button
(iOS) Add ability to delete existing custom configurations