doc: fixed img links & updated footer color links
tests: fully rewrited
released v1.1.1
readme: added changelog
readme: fixed typo
doc: fixed footer
doc: added bootstrap js in tests file
doc: updated viewport meta tag
doc: bootstrap.less excluded for .css
doc: footer, added twitter logo
doc: updated twitter account name
Revert "doc: bootstrap.less excluded for .css"

This reverts commit b178a2e66daa63f6788b91440f953a0fe725de74.