Optimisation for delegate message forwarding

forwardInvocation: replaced with forwardingTargetForSelector:
2 methods form the <UITextViewDelegate implemented

This methods added for test only
Fixed bug that caused some UIScrollView delegate method to not fire
Merge pull request #3 from Ciechan/master

Fixed bug that caused some UIScrollView delegate method to not fire
Merge pull request #2 from notorca/master

Optimisation for delegate message forwarding
Update PSPDFTextView.m

Typos.
Merge pull request #4 from vfleurima/patch-1

Update PSPDFTextView.m
fixed git tag in podspec

always use current version as tag...
Update PSPDFTextView.podspec
Update PSPDFTextView.podspec
Merge pull request #5 from jaydee3/patch-1

fixed git tag in podspec
Merge pull request #1 from steipete/master

Update from steipete:master