Fixed Travis CI
Removed cli require. CLI should be required only as part of the CLI
Removed fixed date and rubygems version from gemspec.
Version bump
Merge pull request #158 from gooddata/0_6_3_release

0 6 3 release
Added better validation to the model
Merge pull request #139 from fluke777/validate

Added better validation to the model
Added module to GoodData::ValidationError
Merge pull request #162 from fluke777/master

Added module to GoodData::ValidationError
Refactored :all methods so the logic for queries and the id resolution is not scattered
Merge pull request #141 from fluke777/all

Refactored :all methods so the logic for queries and the id resolution i...
Cleaning up facts, attributes labels . Covering with tests.
Merge pull request #170 from fluke777/master

Cleaning up facts, attributes labels . Covering with tests.
Merge remote-tracking branch 'upstream/master' into rest-factory

Conflicts:
	lib/gooddata/models/metadata/metric.rb