Merge pull request #4 from shakhal/master

Add handling of filter by GET request, Add testing page
Merge pull request #5 from shakhal/master

add clear button
Merge pull request #6 from shakhal/master

add Filter.fromRequest method,
Merge pull request #7 from shakhal/master

add submodule common
Merge pull request #8 from shakhal/master

Add beautify to test.html
Merge pull request #9 from shakhal/master

add alef font, add column dictionary
Merge pull request #10 from shakhal/master

fix variable names
Merge pull request #11 from shakhal/master

add sorting and accordion of lists in groups
db table parameter, filter by link, remove unused files
Merge pull request #1 from hasadna/master

db table parameter, filter by link, remove unused files