enabled ActiveRecord based session store and make it configurable
default to cache store in production
remove unnecessary calls to presence
make session store configurable via env var SESSION_STORE
set default in configuration.rb
infer content type from contents of file instead of its file extension
* defaults to application/binary as its more secure than octet-stream
* set nosniff header to instruct browsers not to guess content type
migration to set content types of all existing attachments
Merge pull request #1239 from opf/fix/database_session_store

enabled ActiveRecord based session store
Merge pull request #1171 from opf/retrieve_content_type_from_file

infer content type from contents of file instead of its file extension
Update CHANGELOG.md
bump version to 3.0.2
Update rails to 3.2.18 due to CVE-2014-0130.
Merge pull request #1261 from opf/fix/cve-2014-0130

Update rails to 3.2.18 due to CVE-2014-0130
Changelog: Add note about Rails 3.2.18
bump version to 3.0.3
Fixed typo which causes wiki pages to fail to load
fixes reposman input parsing
Use variables to set highlight button background
Replace search field magnifier icon
Replace collapsible icon by icon-font