Make instance DISPLAY_CHOICES translatable

Also fix a typo.

Change-Id: Ic69e19daba1cca31637b02799e51a023300062f4
Closes-bug: #1242541
Fix a bug some optional field in LBaaS are mandatory

* VIP connection_limit
* Pool Member weight

Closes-Bug: #1241209
Closes-Bug: #1241004
Change-Id: I337215938645f6785393925f201567f2143d133e
Changed "panels.py" to "panel.py"

Change-Id: Idc5313834b43060ff552017dfcaeacd8d5b62444
Updating readme with grammar correction

Change-Id: I12c5f3a6bbe14c63cbbf59491e14821cc5e8f7d4
Merge "Fix a bug some optional field in LBaaS are mandatory"
Merge "Updating readme with grammar correction"
Merge "Changed "panels.py" to "panel.py""
Merge "Make instance DISPLAY_CHOICES translatable"