Update tools.rst

Fixed a typo.
Consolidate data points for json content.
Nudge series start over to stop jitter
DATA_DIRS settings was renamed to STANDARD_DIRS in f18bb3c7, fixed in some places
updated color schemes

- Moved old default colors to `classic`
- Added `solarized-light` and `solarized-dark` themes
- Moved `plain` to `default`
need to divide numberOfLines by columns for legendHeight when secondYAxis
Merge pull request #245 from onddo/old-data-dirs

DATA_DIRS settings was renamed to STANDARD_DIRS in f18bb3c7
Merge pull request #267 from obfuscurity/master

Fix legendHeight when rendering secondYAxis (master)
change default color scheme, refs #264
Merge pull request #269 from obfuscurity/master

Change default color scheme (master)
Merge pull request #264 from josegonzalez/patch-1

updated color schemes
bugfix: don't mess up the order of arguments when displaying in pathExpression
account for duplicate pathExpressions; add a few more cases
Merge pull request #273 from vimeo/make-output-target-name-match-url-param

Make output target name match url param
Fix typo in formatPathExpression.

Commit 2d710e0c introduced this simple typo that results in:
  NameError: global name 'i' is not defined
Merge pull request #276 from jeblair/master

Fix "global name 'i' is not defined" exception caused by typo.
Add support for kwargs in function calls
Support backslash escape of grammar characters
Fix mostDeviant to conform with function signatures
Update to ext-js 3.4.0

Clean upgrade to 3.4.0 with no real changes involved. Replaced full
extjs install with a trimdown of only the essential. Moved from the
examples/ directory are ux/DataViewTransition.js and the fam icon set