Add Dockerfile to run demo in docker container
Merge pull request #357 from rallu/dev

Add Dockerfile to run demo in docker container
Use path module to join/resolve paths relative to current dir instead of string concatenation
Prepend module name to console error log in modules/io
Don't send full absolute path of variable file to client, use md5 hash hex
Nice looking designer tool for mobile devices
Merge pull request #358 from jpbackman/hide-absolute-paths-on-client

Hide absolute paths on client
Merge pull request #359 from varya/features/responsive-example

Nice looking designer tool for mobile devices
Show variable source file name(s)
Show section source file name in section header
Merge pull request #360 from jpbackman/show-variable-source-file-name

Show variable source file name(s)
Merge pull request #361 from jpbackman/show-section-source-name

Show section source file name in section header