column widget: size (width) is adjustable
column widget: add notice about total width of columns
column widget: updates spec to check for column width
column widget: update test app
update changelog
Merge branch 'feature/customizable-column-widget' of github.com:spiderpug/infopark_kickstarter into spiderpug-feature/customizable-column-widget

* 'feature/customizable-column-widget' of github.com:spiderpug/infopark_kickstarter:
  update changelog
  column widget: update test app
  column widget: updates spec to check for column width
  column widget: add notice about total width of columns
  column widget: size (width) is adjustable
add option to set maximum column number
minor cleanup
Merge branch 'spiderpug-feature/customizable-column-widget' into develop

* spiderpug-feature/customizable-column-widget:
  minor cleanup
  add option to set maximum column number
  update changelog
  column widget: update test app
  column widget: updates spec to check for column width
  column widget: add notice about total width of columns
  column widget: size (width) is adjustable
icon font: adds css to kickstart generator
icon font: replaces underscored css classes with dash
generators: icons use css name instead of character code
thumbnails: use widget icon css classes instead of ip_icon
icon font: adjusts font size and fixes spelling mistake
column generator: uses icon that depends on the number of columns
updates test app
thumbnails: center icon in widget dialog