Change the sr module docs to sr.robot

This is a potential upcoming API change.

Patch Set #2: Update a text reference to the sr module
Patch Set #3: Update all the references to `sr`

Change-Id: I7f9f12c9c4e9b90b1f1f9c98c559326f54dc86e2
Update vision documentation for the 2015 game
Remove the walkthrough

It's based on the old kit and flashing an power board LED (which no
longer exists), and is generally woefully out of date.

Change-Id: Ic35ff0db1560aa2c652c78a89d0760db4c928984
Update the python libraries list for the new kit

Patch Set #2: Sort into alphabetical order
Patch Set #3: Sort case-insensitive
Patch Set #4: Fix a couple of dodgy links

Change-Id: I33f0b16dea61d131a496f94cb0c384a66f5a70d6
Add a picture of the v4 power board
Update the range of servo positions for the 2015 API

They now range from -100 to 100, with 0 at the centre.
Add a picture of the ODROID brain board
Add a picture of the v4 servo board

Patch Set #2: Rename to sbv4.png

Change-Id: Idc8418e5737ab9a419cab03121542ff606a9325b
Correct a Ruggeduino/Servo Board copypasta

Debugging servo board issues had a reference to fixing a Ruggeduino.

Patch Set #2: Catch copypasta in the answer as well

Change-Id: I6d2e871919563b0b5b6309ba770b106b96a0282f
Remove images of old kit from the interactive troubleshooter

Hopefully these will be replaced with new diagrams soon enough, but not
before Kickstart, so the priority is to at least not be misleading.
Update the teams database for 2015

Patch Set #2: Add BMS

Change-Id: I79445b87922a8707e3531171a159a781149515bf
Merge "Update the teams database for 2015"
Merge "Add a picture of the v4 power board"
Merge "Add a picture of the ODROID brain board"
Merge "Add a picture of the v4 servo board"
Add a stub page with brain board information
Add a picture of the tablet
Merge "Update the range of servo positions for the 2015 API"
RELEASE THE KRAKEN

Publish the 2015 game rules, and modify references to its being released
at Kickstart to point at the released PDF.

This is based on eb108fb from the rules.

Patch Set #2: Add a description of the change in the commit message

Change-Id: I8cbd3d2e1ded4b3c9bb67341c7a216c9da73c413
Merge "Correct a Ruggeduino/Servo Board copypasta"