upgrade quartz to 2.2.1
diff --git a/grails-app/conf/BuildConfig.groovy b/grails-app/conf/BuildConfig.groovy
index d8c4044..474eae1 100644
--- a/grails-app/conf/BuildConfig.groovy
+++ b/grails-app/conf/BuildConfig.groovy
@@ -11,7 +11,7 @@
     }
 
     dependencies {
-        compile("org.quartz-scheduler:quartz:2.2.0") {
+        compile("org.quartz-scheduler:quartz:2.2.1") {
             excludes 'slf4j-api', 'c3p0'
         }
     }