Merge pull request #16 from tlebigre/master

adding sequence.js and sequence.css
Initial code for input
Merging with code base
Merge pull request #17 from fmiloudi/master

création input.js
maj Text Input Render
Merge branch 'master' of https://github.com/chdemko/moodle-mod_elang
Merge pull request #18 from fmiloudi/master

ajout bouton text, input, render
Sequence code
Merge branch 'master' of https://github.com/chdemko/moodle-mod_elang