Fixes #199 by automatically including the asset_pipeline manifest file (for both rails 3 and 4)
Improved fix for #199 so that manifest is only included if it exists
pruned the asset pipeline logic in the rails trait so that manfiest files are only included if they exist. no other checks.
updated the history file
Merge pull request #247 from jruby/fix_asset_pipeline

Fix #199
Merge branch 'fix_asset_pipeline'
updated history file for #169
updated history file for #243
added platform helper with 'which' method
added a check for 'env' command before using it. needed for windows support
Merge pull request #250 from jruby/fix_249

Fixes #249
bumped version for release and updated history file
set version for next dev cycle
updated versions in integration tests
bumped version in pom.xml
Fixes #167 by excluding config.excludes from compiled files
Merge pull request #254 from jruby/fix_compile_excludes

Fixes #167 by excluding config.excludes from compiled files
added #167 and #254 to history file
JBUNDLE_SKIP environment variable value should be a string
Merge pull request #260 from hadronzoo/issue-260

Can't convert TrueClass into String