Manually applied some of the changes proposed in Pull Request 105:  - disable chrome main page for XPI extension to prevent from launcing EW on Firefox start  - exclud emore files from xpi  - use build/ folder for binaries
Manually applied some of the changes proposed in Pull Request 105:
 - disable chrome main page for XPI extension to prevent from launcing EW on Firefox start
 - exclud emore files from xpi
 - use build/ folder for binaries

aws-ew-dev/ElasticWolf,aws-ew-dev/ElasticWolf,aws-ew-dev/ElasticWolf,aws-ew-dev/ElasticWolf,viglesiasce/EucaLobo,aws-ew-dev/ElasticWolf,viglesiasce/EucaLobo,aws-ew-dev/ElasticWolf