Release version 1.3.0

Additions:
- search scopes by popular demand
- JOINS merging
- OR grouping on base search
- authorizations for attributes, associations and scopes
- improved boolean predicates’ handling of false values
- allow configuring to raise on or ignore unknown search conditions
- allow passing blank values to search without crash
- wildcard escaping compatibility for SQL Server databases
- various I18n translations

lib/ransack/version.rb

@@ -1,3 +1,3 @@
 module Ransack
-  VERSION = "1.2.3"
+  VERSION = "1.3.0"
 end