added sidebar containerview and toggle animation
added inputWithTitle alert view option
added sidebar icons, modes and actions; added delete rules for farm->fields and area->boundary
add and delete boundary from sidebar menu
added ZSPinAnnotation for better colors for pins and boundaries

farm center is also greyed out; reloads map when start editing field doesn't reposition map
added isDraggingPin; changed field selection and editing
added repositioning of existing field, and its boundary
when an annotation is selected or deselected, the sidebar is updated
Merge pull request #12 from mitrenegade/sidebar

Sidebar