Fixing text baseline
Fixes #15. Also makes lines enable by default.
Closes #18. Adding in bootstrap
Allowing more than one spectra.
Closes #19
Closes #20. Focus now works correctly.
Closes #17. I will need to give visual feedback though. Will have to implement a generic alert system for that though.
Merge pull request #23 from Samreay/gh-pages

Merging back to master.