cleanup svg
Update Jekyll to 1.5.0.

The 1.4.3 Windows bug is fixed, plus the encoding workaround isn't needed anymore.
Merge pull request #13178 from twbs/jekyll-1.5.0

Update to Jekyll 1.5.0
Document #13186
Document `template` option of tooltip & popover; fixes #13088

Also capitalize column titles and descriptions.
Merge pull request #13184 from twbs/fix-13088

document `template` option of tooltip & popover
doc that popover content() is given the element as an arg; fix #13175
Docs: switch to the Universal Analytics code.
Update normalize.css to v3.0.1
Run `grunt`.
fix doc typo

one can find correct name of variable just few lines below the typo
Merge pull request #13195 from budnik/patch-1

fix doc typo
Gruntfile.js: Remove default `report` option.
Add TOC entry for "Third-party libraries" callout section to JS docs
Change GA events to Universal Analytics
Add equal-height grid columns as an experimental example.

Based on @pete-otaqui's work from #11851
Revert upgrade to Universal Analytics

The Google Analytics account we use cannot currently be upgraded to Universal Analytics. In order to keep using Analytics, we have to stick with Classic for now.
Merge pull request #13194 from twbs/normalize.css-3.0.1

Update normalize.css to v3.0.1
Fix tooltip viewport example

- Move example to correct location docs/examples/
- Move custom JS and CSS into stand-alone files
- Update headers and footers
- Copy-editing
Fix HTML errors