change template prefix to curly brackets

Closes #209
chore: release 0.4.0
chore: start 0.5.0 iteration
chore: switch to karma-hashspace

Closes #215
build: use the latest Chrome on SauceLabs
build: use equal number of browsers in each Saucelabs run
feat: support objects as pipe modifiers

Closes #211
chore: add test-results to .npmignore
Mostly playground typos + removal of dupe SubTemplate sample
docs: getting started

This also adds horizontal scrollbar to `<code>` if necessary

Close #213
docs: activating Google Analytics

The tracking code was already there but commented out
orderBy and Sorter to manage list sorting

Closes #220
support of global compilation mode on top of commonJS

Closes #219