Update core/src/main/java/com/orientechnologies/orient/core/command/script/OScriptDocumentDatabaseWrapper.java

Allow set user back to current database instance
Update core/src/main/java/com/orientechnologies/orient/core/db/ODatabaseComplex.java

Allow set user back to current database instance
Update core/src/main/java/com/orientechnologies/orient/core/db/ODatabaseRecordWrapperAbstract.java

Allow set user back to current database instance
Update core/src/main/java/com/orientechnologies/orient/core/db/record/ODatabaseRecordAbstract.java

Allow set user back to current database instance
Update object/src/main/java/com/orientechnologies/orient/object/db/ODatabasePojoAbstract.java

Allow set user back to current database instance
Update server/src/main/java/com/orientechnologies/orient/server/network/protocol/ONetworkProtocolData.java

Allow set user back to current database instance
Update server/src/main/java/com/orientechnologies/orient/server/network/protocol/http/command/OServerCommandAuthenticatedDbAbstract.java

Allow set user back to current database instance
Merge pull request #1347 from henryzhao81/master

Allow set user back to current database instance