FLUX-64. Started implementing click listener.

FLUX-58: Fix hardcoded board and sprint id's

Fixed layout and moved onClickListener to fragment.

Created new branch FLUX-55

Version presented at Devday in Feb 2014

Increase cache duration to a week

Added code to load user image to IssueActivity

FLUX-48: Story point summary buttons for total, open and completed st…

…ories on main activity now links to lists showing those issues.

FLUX-47 Added attachment list to issue view

FLUX-46 app no longer crashes when the device is rotated