Initial unmodified import of wicked-good-xpath.
Removing IE-specific behavior from wgx.
Merge pull request #224 from google/rsturgell

Handle missing entries in diff.js
Initial query implementation.
This heavily hacks wgx to work against the DB.
There's a lot of holes in the implementation (no sibling queries, etc),
Merge pull request #227 from google/query

Initial query implementation.
Fixing two small bugs.
Splitting out attributes by those that are interesting for queries and
those that are interesting for tooltips.
Adding a virtualized table to display the query results.
This will eventually replace the search display on the tracks panel and
be used for the console panel.
Adding tooltips and error reporting to the query panel.
Adding a time column to the query table.
Merge pull request #230 from google/query

Adding a virtualized table to display the query results.
Merge pull request #231 from google/queryui

Sharing tooltips with the new query panel and adding a time column.
Allow substring/regex in query and basic help.
Initial CSV export.
Clicking a query result will now jump to that in the tracks panel.
Merge pull request #232 from google/queryui

Allow more forms for query expressions and adding CSV export.
Merge branch 'queryclick'
Set the title of the WTF app tab based on filename/url.
Does not handle snapshot/streaming names yet.
Fixes #235.
Switching the HUD back to position: fixed.
Can't remember why I made it absolute, and it seems to work in Chrome 24+,
FF18, and IE10.
Fixes #238.
Adding a basic WebGL provider.
This is largely copied from the webglcapture extension. It has different
modes for capturing different levels of data,
By default it's disabled until we do some perf enhancements to the app.