added view for attachments
added creation and deletion of attachments in a tmp folder
for the mailserver
added fileserving for attachments to the app
added style change to scss file, but i have no clue what sass configuration you used to have not so many differences. you have to build the css file yourself to have the line comment
add error callback for fs-functions
add debug messages for fs-functions
remove unessesary debug message
Update attachments temp folder to use os.tmpdir.
Bump version to 0.4.0
Use minified scripts.
Merge branch 'pr/2' into Develop