Fixed leaks of ticket.

In connection:didFailWithError:
and connectionDidFinishLoading:
Fixed leaks identified by static analyser.
Merge remote branch 'origin/master'

* origin/master:
  Fixed leaks detected by static analyser.
Merge remote branch 'samdeane/master'

* samdeane/master:
  fixed inconsistent getter/setter - property is stored as an NSMutableDictionary internally but exposed as an NSDictionary
  fixed warnings about inconsistent/missing prototype
Was missing newlines at end of file.
Placated static analyser warnings re unused vars.
Add required ending newline
Fix leak
Fixed leaks

Dunno what the author was thinking with the const qualifiers here (C++ isms maybe?), but at least the memory mgt is now correct.
Merge branch 'master' of http://github.com/richardbuckle/oauthconsumer

Conflicts:
	Crypto/sha1.c
	OAConsumer.m
	OAuthConsumer.h