iOS TableViewCell component

	- (UITableViewCell *)extensiveCellForRowIndexPath:(NSIndexPath *)indexPath;

Similar to tableView:cellForRowAtIndexPath: from UITableViewDataSource.

Asks the data source for a cell to insert in a particular location of the table view. (required) The returned ExtensiveCell object is frequently one that the application reuses for performance reasons. You should fetch a previously created cell object that is marked for reuse by sending a dequeueReusableCellWithIdentifier: message to tableView.

The container displayed do not interfer with the indexPath. ECViewController manages the indexPath when you open/close a row. ECViewController will call viewForContainerAtIndexPath: to get the container view.

	- (UIView *)viewForContainerAtIndexPath:(NSIndexPath *)indexPath;

Asks the data source for a view to display in the container when selecting a row. You should fetch a previously created view object for performance reasons.

The ECViewcontroller tableview only has one container and reuses it.

	- (CGFloat)heightForExtensiveCellAtIndexPath:(NSIndexPath *)indexPath;

Similar to tableView:heightForRowAtIndexPath: from UITableViewDelegate.

Must return the height for the row at indexPath.

The container displayed do not interfer with the indexPath. yECViewControlle manages the indexPath when you open/close a row. ECViewController will size the container to fit its given view.

	- (NSInteger)numberOfSections;

Similar to numberOfSectionsInTableView: from UITableViewDataSource.

	- (NSInteger)numberOfRowsInSection:(NSInteger)section;

Similar to tableview:numberOfRowsInSection: from ITableViewDataSource. Do not consider the container (open or closed) when calculating the number of rows.

	- (void)extendCellAtIndexPath:(NSIndexPath *)indexPath;

Extends the cell at given indexPath. If an other cell is already extended, it closes. Only one cell can be extended at once.