Merge branch 'feature/formatter-bugfix' into develop
Merge branch 'develop' of https://github.com/market76/lazy_high_charts into develop
Only test Render class if user has PhantomJS installed
Change system call to be surrounded in quotes, not back ticks

Backticks cause more problems than originally noted...
Syntax change
Merge pull request #7 from singjsong/develop

Only test Render class if user has PhantomJS installed