added slick53 methods to boto route53
Add proper to_print for LBR RRs in Route53
Merge remote-tracking branch 'upstream/develop' into develop
Remove disused imports.  Clean up namespace collision.  Part of #478
New __repr__ for ResourceRecordSets and Record.  #478

Incorporate more verbose __repr__ functions from Slick53, but
use to_print on Record to properly represent the more complicated
records (e.g. ALIAS, WRR, LBR)
Addition of an object-oriented Layer2 to Amazon's boto.swf
Allow for overloading class variable credentials through inheritance.
Add header support to multipart Upload Part - Copy

- Trivial change to all headers to be passed in to the
  copy_part_from_key() method and passed through to copy_key()
- Header support is required to set headers such as:
  * x-amz-copy-source-if-match
  * x-amz-copy-source-if-none-match
  * x-amz-copy-source-if-unmodified-since
  * x-amz-copy-source-if-modified-since
Integration and enhancement of slick53 #478 #272

Starting with a base from slick53: add support for LBR and
WRR records; add documentation; e-factor to pass record
objects opaquely and reduce code duplication; rename tests
file to test_layer2.py and add testing of LBR and WRR
records.
Update boto/cloudformation/connection.py

Extended the list of valid states.
Make the port for CertValidatingHTTPSConnection actually default to 443 instead of None
ReplaceRoute action was missed. So, added.
Added keyring support.
keyring documentation
Merge branch 'develop' of https://github.com/boto/boto into develop
[MTurk CLI] Added a "notify" command.
[MTurk CLI] Allow all qualification types.
fix the typos in bin/glacier

 -fix the typos in bin/glacier
fix the typos in bin/glacier

 -fix the typos in bin/glacier
Merge remote-tracking branch 'origin/develop' into develop