Changes, mainly in JSON keys to make the web interface compatible with the latest development branch of brewpi-avr
restored accidentally deleted line in slope filter select
corrected error in setting names
fixed layout issues in advanced settings
Updated control algorithm description.
added sftp-config to gitignore
lcd text is now received as 4 line array instead of raw html with <br>
added sftp-config to gitignore
added sftp-config to gitignore
More helpful error message connection to script fails
also write empty last line to lcd erase previous text on error
Merge branch 'develop' of git.fieldback.net:brewpi/brewpi-www into develop