Merge pull request #2244 from dereuromark/2.5-debugger

Pass depth through for Debugger::dump().
Merge branch 'master' into 2.5
Parse cookie values "{}" & "[]" as array
Add test case
Merge pull request #2250 from luissquall/fix-cookie-explode

Parse cookie values "{}" & "[]" as array
Correct spelling of retrieve
Merge pull request #2252 from bcrowe/hotfix-retrieve

Correct spelling of retrieve
RedisEngine: Support for selecting database number

Closes GH-2254
Merge pull request #2255 from rchavik/2.5-redis-dbnumber

RedisEngine: Support for selecting database number
Added configurable default value to Hash::get()
Fixing whitespace
Correctly identifier quote column names before adding them to queries.

Closes #2248
Merge branch 'postgres-sequence'

Merge changes for pull request #2248
Merge pull request #2263 from davidsteinsland/2.5

Added configurable default value to Hash::get()
Merge branch 'master' into 2.5
Added buffering of form tags generated by FormHelper::postLink()
Merge pull request #2274 from ADmad/feature/postlink-buffer

Added buffering of form tags generated by FormHelper::postLink()
Fix incorrectly encoded headers in MailTransport.

When encoded values are present in header fields, they need to have
newlines removed as leaving the newlines in place and interfere with
delivery on Qmail based SMTP servers.

Fixes #2209
Add missing return type
Merge pull request #2282 from bcrowe/hotfix-returnType

Add missing return type