Documentation/analysis

[lmizrahi]

What is done:

• all b value estimation functions and mc estimation functions are included in the docs
• The formatting of the documentation is homogenized
• The short description of each function starts with "Return ..."
• The short descriptions are checked for their correctness

What is not done:

• The description of arguments and returns has not been checked
• The formatting has not been homogenized with other parts of the documentation