added controls for target folder customization
UI for solution target folder
ellipsis
textbox must be focusable, so that the user can select and copy the current path
get rid of binding error
use configurable folder for solutions
don't generate new filename on every launch
don't throw if user cancelled UAC dialog
status messages
user first project as solution name (fixes #40)
Merge pull request #74 from thoemmi/issue-39-custom-solution-folder

Configure target folder for solutions