Bump Ruby version to 2.45.0, update change log.

Author: jarib

rb/CHANGES

@@ -1,5 +1,14 @@
-2.45.0.dev (???)
-============
+2.45.0 (2014-02-28)
+===================
+
+Firefox:
+  * Native events in Firefox relied on an API that Mozilla no longer
+    provides. As such, fall back to synthesized events on recent Firefox
+    versions.
+
+Ruby changes:
+  * Allow switching windows when current window is closed (thanks Titus Fortner).
+  * Add :javascript_enabled to Android capabilities.
 
 2.44.0 (2014-10-05)
 ===================

rb/selenium-webdriver.gemspec

@@ -7,7 +7,7 @@ end
 
 Gem::Specification.new do |s|
   s.name    = "selenium-webdriver"
-  s.version = "2.45.0.dev3"
+  s.version = "2.45.0"
 
   s.authors     = ["Jari Bakken"]
   s.email       = "[email protected]"