Beta 0.4
[#11]
code refactor:
	- deleted jscript utils.js: now the extension modify DOM internally avoiding script injection
	- isadiv.html page pass value to extension using a new attribute (val) to avoid collision between jscript
	- added new listeners on all isaDIV to substitute external jscript
	- better recognition of ISA WEB  page and iframe used by "ISA Browse" function
style refactor:
	- activated close button and enter button

TODO: created skeleton for parsing function to implement jump to next input
Merge branch 'master' of https://github.com/rodenic/ISA-I-Speak-Again-by-ISF