Add failing test case for deeply nested membership checks
Adjust group count
Fix LDIF entry
Disable PosixGroup validation unless enabled
Downcase group classes to match Net::LDAP behavior
Test Group#group? checking
Open a connection

Leaves the connection open fur the duration of the block so multiple
commands can be executed without having to reconnect and rebind.
Merge pull request #40 from github/deeply-nested-membership-checks

Check memberships recursively
gemspec: bump version to 1.3.3

Because #40 warrants a new release by itself.
Merge pull request #42 from github/version-1.3.3

gemspec: bump version to 1.3.3
Delegate to Net::LDAP#open
Merge pull request #41 from github/open

Expose Net::LDAP#open
Extract instrumentation plumbing
Merge branch 'master' into instrumentation

Conflicts:
	lib/github/ldap.rb