Verified communication on bus (first sutest of test02)

Synthesized.
i2c, main csr and mf_pts_csr must be added

Added masterfip-gw submodule.
Updated other submodules to work with masterfip-gw.
Generated csr files for new masterfip_core.
Updated ise project.
Verified implementation of spec_masterfip_pts.

Stopped inserting adc modules

Removed outdated file.

Added sampling frequency value to binary output data of fald-acq tool.
Read samples functions return both data and time vectors.
read_samples.py plot x axis in us insted of sample number
Described changes in User Guide

Script is copied to log dir by install script.
Script description added to UserGuide.
Removed some unused comments

New icon.

Added rabbit icon.
Small changes in user questions.
ADC data is stored as image.

Small fix of eeprom content created in test05.

Removed unused imports from python.
Updated test09 (now renamed to 06).