Removed pretty unmaintained 'curb' dependency
Switched on 'httpclient' to avoid fork-safety issue (fixes #5)
Fixed batch request builder (broken since last refactoring)

Conflicts:
	ChangeLog
	algoliasearch.gemspec
	lib/algolia/version.rb
Wording
Enable gzip
Merge branch 'httpclient'

Conflicts:
	ChangeLog
	algoliasearch.gemspec
	lib/algolia/client.rb
	lib/algolia/version.rb
Ruby 2.1, jruby and rbx compatibility