Fixes #3927
Adding future look ahead window to the SQL trying to detect the current visitor
+ fixing small bug discovered (in the tests) as a result of this fix
Fixing build

refs #3913 Fixes API for dashboards + disabling Dashboard API tests for now
Refs #1700 important: renaming generation_time_ms to gt_ms for keeping parameters name short.
Updated doc at: http://piwik.org/docs/tracking-api/reference/
 and http://piwik.org/docs/page-speed/
missing files for build
Removing test files that are not generated anymore
Adding required files to git
fixes #3926 thanks for the suggestion, fixing Piwik core to allow several translations whether the period is used in the sentence or standalone
  * fixing error/bug in Transition
  * Multi-Row evolution + Limit selector "10/50/100/500"  now works as expected
Refs #2135
 * Fixing some encoding issues and many small bugs
 * When user is anonymous, show message inviting user to login to try the feature
Refs #2135
 * NAILED the encoding! wow that was tough for my brain, but finally got around it.

 Some findings:
 _GET is automatically URL decoded
 QUERY_STRING contains raw URL so we'll use this one instead
 I REALLY want to simplify the whole "_GET" variables within Piwik so that all code uses a static method to get input variables. Refs #3931
Fixes #3932
 * you can now write browserCode==ff;referrerKeyword!= to select all visitors using firefox and that have a keyword set
 * or you can write referrerKeyword==;browserCode==ff to select all visitors using firefox and that did not have any keyword set
Also fixes #3933

Refs #2135
 * fixing last bugs with segment selector encoding (working on chrome + FF + opera) - I 'hope' it will work on iE...
Fixing couple more bugs (with date ranges & anotations, and bulk requests)
Getting tests to pass! YOUPI!!!
Forgot to commit this one
Fixing a bug with row evolution label containing commas
Fixes #3928 Adding Bitcoin to list of currencies
Refs #2135
Fixing couple small bugs
Fixes #3935 Thanks for the patch!
I'm using Meld on Ubuntu to compare processed VS expected files. slightly updating README to clarifying workflow.
Adding user agent to the newVisitorInformation tracker hook
refs #3612