Issue #PADTOE-42: Change the label of the checkbox to be more understandable for unknowing clients which may not know the holy purpose of the checkbox.

Issue #PADTOE-42: Changed the default values of the checkbox option to FALSE, we would not want clients to accidently change their layout without noticing

Issue #PADTOE-42: Copy the pane-section-top selector to be used for h2 elements inside the pane-section-top as well for color palette selectors

Issue #PADTOE-42: Copy the pane-section-top selector to be used for h2 elements inside the pane-section-top as well

Issue #PADTOE-42: Use the correct varriable (checkbox plugin values are prehended with a 'paddle_style'

Issue #PADTOE-42: Render the pane-section-top of the uitdatabank panes on agenda/search just the same way

Issue #PADTOE-42: Add a checkbox to the v1 and v2 themes whose value will determine whether a h2 or a div will be wrapped around the pane top title