Add module code in controller_module
Introduce new test for module
Use module in azimuth and elevation simulators
Remove dedicated simulator blocks

The frequency keyword has been removed.
The blocks keyword now needs two arguments: frequency (Hz) and delay (seconds)

Introduce first two position aliases
Allow string variables to be used almost anywhere

Use immediate trigger in test.ctrl files.
Fix some bugs

Cleanup libs
Add lib dependancies for console_httpd.
Add inf as double constant.

Various small fixes
Add command protocol to websocket
Add cross compiling with 'TARGET='
Fix some issues with ARM

Added integer variables (nice for defining named states in the state machine)
Various improvements to a few blocks
	joystick uses controller bus
	multiplexer and trajectplayer can handle non existing selects
(cherry picked from commit 82abe0ef)

This allows both the azimuth and the elevation control file to include the
ethercat device

Update to bison 2.6

(mostly warnings)

Update simulator networks to have proper quantization
Add pi constant

the file.

We can now use gear ratios. This makes parameters much more readable.

Also a small bugfix in the sample timing shell commands

Also fix some reentrancy issues in the controller_load functions.