# This is a combination of 9 commits.
# The first commit's message is:
Started to work on AB Statistical stuff

# This is the 2nd commit message:

Work on implementing a/b comparison

# This is the 3rd commit message:

Add files for a/b comparison

# This is the 4th commit message:

Fix graph_page_data

# This is the 5th commit message:

Make graph_page_data.php handle multiple views

# This is the 6th commit message:

Multivariety Comparison

# This is the 7th commit message:

Support multiple statistical comparison control options

# This is the 8th commit message:

Fix bug in confidence interval computation

# This is the 9th commit message:

Add test list and label confidence intervals as 95%
A/B Statistical Comparison for graph_page_data.php
Add PHPStats information and move to different directory.
Merge pull request #269 from geening/master

A/B Statistical Comparison for graph_page_data.php