Options are available before running, as per #4

Option set up is done at Runner.__init__() as well as Runner.open().
This fixes a bug with trying to set breakpoints before running the
debugger.

plugin/python/vdebug/runner.py

@@ -18,6 +18,7 @@ class Runner:
 
     def __init__(self):
         self.api = None
+        vdebug.opts.Options.set(vim.eval('g:vdebug_options'))
         self.breakpoints = vdebug.breakpoint.Store()
         self.ui = vdebug.ui.vimui.Ui(self.breakpoints)
 
@@ -181,7 +182,6 @@ def remove_breakpoint(self,args):
                 self.breakpoints.remove_breakpoint_by_id(id)
 
     def set_breakpoint(self,args):
-        vdebug.opts.Options.set(vim.eval('g:vdebug_options'))
         bp = vdebug.breakpoint.Breakpoint.parse(self.ui,args)
         if bp.type == "line":
             id = self.breakpoints.find_breakpoint(\