BUG setBody on SS_HTTPRequest is a function

When settingt he cached body on the RESTfulService_Response, the setBody should be a function call, not a variable assignment
Note about RestfulService SSL verification in upgrading guide
BUG Undefined var

Getting the curl error.
BUGFIX: fixed file icon for uppercase file extensions
Merge pull request #1257 from Zauberfisch/3.1.0-beta2

BUGFIX: fixed file icon for uppercase file extensions
BUG: ampersand escaping
Merge pull request #1267 from g4b0/8309-ampersand-escaping

BUG: ampersand escaping
BUG: Preserve alpha channel when cropping

This keeps the alpha channel from turning black.
Merge remote-tracking branch 'origin/3.1.0-beta2' into 3.1
Merge pull request #1270 from oddnoc/gd-crop-preserve-alpha

BUG: Preserve alpha channel when cropping
Added some more XHTML replacement and relative unit test. Content_type comfigurable.
Merge pull request #1277 from g4b0/contentnegotiator-xhtml-addition-rc2

Added some more XHTML replacement and relative unit test
Bug: Fixed BC break (ancestry) in Mailer
Merge pull request #1244 from silverstripe-rebelalliance/feature/config

Feature/config
Merge pull request #1278 from TheFrozenFire/bug-Mailer-BC-Break

Fixed BC break (ancestry) in Mailer
Added upgrade note for config static immutability

Config statics are now immutable for performance, this requires an upgrade change.
Merge pull request #1203 from dhensby/restfulservice-improvements

BUG Fixing a couple of bugs in RestfulService
Merge pull request #1280 from silverstripe-rebelalliance/feature/config

FIX Parsing heredoc, nowdoc & comments in ConfigStaticManifest
Use var_export and include for caching manifest data

As long as an opcode cache is installed, var_export and include are
much faster than Zend_Cache#save and #load for storing manifest data