Remove override annotations to support JDK 1.6

* Since Designer should be available for both JDK 1.6 and 1.7, avoid
  Override annotations on methods specifically added in 1.7 since these
  generate compilers errors when using JDK 1.6

plugins/teiid/org.teiid.runtime.client/client/org/teiid/jdbc/ConnectionImpl.java

@@ -1089,7 +1089,7 @@ protected void checkSupportedVersion(Version teiidVersion) {
         }
     }
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public void abort(Executor executor) throws SQLException {
 		if (closed) {
 			return;
@@ -1098,26 +1098,26 @@ public void abort(Executor executor) throws SQLException {
 		close();
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public int getNetworkTimeout() throws SQLException {
 		throw new UnsupportedOperationException();
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public String getSchema() throws SQLException {
 		return null;
 	}
 
 	/**
 	 * @see query timeouts and the synchronousTtl setting if using socket connections
 	 */
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public void setNetworkTimeout(Executor executor, int milliseconds)
 			throws SQLException {
 		throw new UnsupportedOperationException();
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public void setSchema(String schema) throws SQLException {
 
 	}

plugins/teiid/org.teiid.runtime.client/client/org/teiid/jdbc/DatabaseMetaDataImpl.java

@@ -2487,12 +2487,12 @@ public ResultSet getSchemas(String catalog, String schemaPattern)
         }
 	}
 
-	@Override
+	/* Do not override to allow compatibility with jdk 1.6 */
     public boolean generatedKeyAlwaysReturned() throws SQLException {
 		return false;
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public ResultSet getPseudoColumns(String catalog, String schemaPattern,
 			String tableNamePattern, String columnNamePattern)
 			throws SQLException {

plugins/teiid/org.teiid.runtime.client/client/org/teiid/jdbc/ResultSetImpl.java

@@ -1982,12 +1982,12 @@ public void updateTimestamp(String columnLabel, Timestamp x)
 		throw new UnsupportedOperationException();	
 	}
 
-	@Override
+	/* Do not override to allow compatibility with jdk 1.6 */
     public <T> T getObject(int columnIndex, Class<T> type) throws SQLException {
 		return DataTypeTransformer.transform(getTeiidVersion(), getObject(columnIndex), type);
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public <T> T getObject(String columnLabel, Class<T> type)
 			throws SQLException {
 		return DataTypeTransformer.transform(getTeiidVersion(), getObject(columnLabel), type);

plugins/teiid/org.teiid.runtime.client/client/org/teiid/jdbc/StatementImpl.java

@@ -1264,12 +1264,12 @@ static Map<Integer, Object> getColumnMetadata(String tableName, String columnNam
 	    return getColumnMetadata(tableName, columnName, dataType.getId(), nullable, searchable, writable, signed, caseSensitive, driverConnection);
 	}
 
-	@Override
+	/* Do not override to allow compatibility with jdk 1.6 */
     public void closeOnCompletion() throws SQLException {
 		throw new UnsupportedOperationException();
 	}
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public boolean isCloseOnCompletion() throws SQLException {
 		return false;
 	}

plugins/teiid/org.teiid.runtime.client/client/org/teiid/jdbc/TeiidDriver.java

@@ -241,7 +241,7 @@ public boolean jdbcCompliant() {
         return false;
     }
 
-	@Override
+    /* Do not override to allow compatibility with jdk 1.6 */
     public Logger getParentLogger() {
 		return logger;
 	}