Implement http network module.

Unreviewed.

It is has static method sendGetMessage, sendPostMessage.
And to use this module you have to change
NetworkConfig.java file to correct host ip address.
Implement login page.

Unreivewed.

If you click go next, the page is changed to main tab.
Change NetworkManager to catch all exception.

Unreviewed.

And networkManager create response when something occur exception.
And I create splash page which is starting page in app.
Arrage convention of all source code.

Unreviewed.
Fix bug to networkManager.

Unreviewed.

change HTTP_OK -> 200 and NetworkConfig.
Fix bugs to splash page.

Unreviewed.
Change login panel's width in login page.

Unreviewed.
change host address.

Not reviewed.
Implement log page fragement.

Not reviewed.
Remove remote fragment page.

Not reviewed.
Implement group page.

Not reviewed.
Add logs to network manager.

Not reviewed.
Change enterLog action to post action.

Not reviewed.
Implement Login UI.

Not reviewed.