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