snapshot changes
snapshot changes - process builder added
new changes added
Merge pull request #78 from bhathiya/master

Snapshot implementation added for h2 and mysql.
upgrading snappy-java version used in Cassandra related component to fix https://wso2.org/jira/browse/SS-355
Merge branch 'master' of https://github.com/wso2-dev/carbon-storage-management
updated axiom to released version
Snapshot feature implemented for sqlserver and postgres
Merge branch 'snapshot_branch'

Conflicts:
	components/rss-manager/org.wso2.carbon.rssmanager.common/src/main/java/org/wso2/carbon/rssmanager/common/RSSManagerConstants.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/h2/H2SystemRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/h2/H2UserDefinedRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/mysql/MySQLSystemRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/mysql/MySQLUserDefinedRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/oracle/OracleSystemRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/oracle/OracleUserDefinedRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/postgres/PostgresSystemRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/postgres/PostgresUserDefinedRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/sqlserver/SQLServerSystemRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/manager/impl/sqlserver/SQLServerUserDefinedRSSManager.java
	components/rss-manager/org.wso2.carbon.rssmanager.core/src/main/java/org/wso2/carbon/rssmanager/core/util/RSSManagerUtil.java
Merge branch 'master' of https://github.com/wso2-dev/carbon-storage-management

Conflicts:
	pom.xml