Make it possible to activate links in the sentence on touchBegin, as well as touchEnd.
Merge pull request #121 from Infiniverse/master

Ability to activate a link on touchBegin as well as touchEnd.
* Optimization of @infiniverse code for new "catchTouchesOnLinksOnTouchBegan" property.
* Added depreciation on old addCustomLink: and removeAllCustomLinks methods (use NSAttributedString's setLink:range: instead)
Added TOC to README
Activated some new conversion warnings and fixed them (Xcode 4.6 / #122)
Fix small issue in commit 091bc28019fa3eae8ea55d978a03384f277eff1f for hack on font variants
Fix issue in commit 091bc28019fa3eae8ea55d978a03384f277eff1f for hack on private font variants
only setting OHATTRIBUTEDLABEL_WARN_ABOUT_KNOWN_ISSUES and OHATTRIBUTEDLABEL_WARN_ABOUT_OLD_API if they where not defined otherwise before.
Removed warnings about UITextAlignment & UILineBreakMode in Xcode5 / iOS7 SDK
See #154
Fixed typo (for #154 again)
Properly removed #warning when using OHAttributedLabel with CocoaPods
(removed the #define added in the pch by the podspec and adapted the test condition instead)
Fixed warnings for Xcode5 (deprecated UITextAlignment / UILineBreakMode) — closes #154
Merge pull request #143 from 343max/makeWarningsOptional

Only setting OHATTRIBUTEDLABEL_WARN_ABOUT_KNOWN_ISSUES and OHATTRIBUT… …
…EDLABEL_WARN_ABOUT_OLD_API if they where not defined otherwise before.
Fixed iOS5 crash (because I was using new API not available before iOS6)
Optimize call to canOpenURL: to improve performance
Cleaning @garnett's code
Fix typo in warning message
Added support for Character Spacing.
Merged #127
We need to process if there's any kOHLinkAttributeName attributes as well