2.0.0

• Use 7.4.1.GA to build
• Fix memory leaks (total of 28, from unused vars to actual allocation problems)
• Expose two missing constants (ACTIVITY_OPEN_IN_IBOOKS and ACTIVITY_MARKUP_AS_PDF)
• Make all constants strings (they have been numbers, not sure why, but the native ones are strings as well)
• Bump version to 2.0.0 (required by some Utils that are 6.3.0+) - it should be time

1.7.3

Bugfix for iOS6.

1.7.1

• Added new activities in iOS7: ACTIVITY_READING_LIST, ACTIVITY_FLICKR, ACTIVITY_VIMEO, ACTIVITY_AIRDROP & ACTIVITY_TENCENT_WEIBO
• Added callback on custom activities

1.7.0 - iOS 7

• iOS7 support