imagecache 6.x-2.0-beta12

Changes since 6.x-2.0-beta10:

• #587086 by jhedstrom, jwhat, phayes, mikeytown2, drewish: Drush command to flush presets and build cache.
• #791094 by bangpound, drewish: Add JavaScript ImageCache theme functions.
• #570132 by drewish, praestigiare: call hook_alter_file_url() on ImageCache paths to all CDN to rewrite them.
• #985598 by jonathan_hunt: Pass image by reference to actions so they can manipulate it.
• #347566 by drewish: Remove dependency on Transliteration.
• #354607 by tomchuk, mikeytown2, drewish: Add hooks for preset and image flush.
• #796384 by arhak, drewish: Secure public file access when using private download method.
• #574204 by hanoii: Wrong integration with Transliteration.
• #1135480 by lyricnz, drewish: Need to rebuild menus after changing files directory path or download method.
• #781096 by N2H: Arabic translation.
• #719508 by dreamdust, veracium and drewish: Update installation info on using lighttpd.
• #374202 by (the extremly patience) mikeytown2: Add actions for flushing and generating derivatives of images in filefields on a node.
• #241541 by florian.cathala, yingtho, kndr, drewish: Add parameter to imagecache_create_url() and theme_imagecache() to generate relative URLs.
• #446634 by jhedstrom and drewish: Don't show preset create directory messages to anonymous users.
• #462044 by quicksketch and philbar: Backport sample image from D7.
• #349607 by bittindm: theme_imagecache_imagelink not utilizing $attributes.
• #770450 by grendzy: E_ALL compliance for imagecache_ui preset form.
• Ukrainian translation
• Recommitting #347566 by Bevan: Require transliteration module.