Fix bug in TextMate bundle when using the see or help commands on the first word on a line

extra/bunny/model/model.factor

@@ -111,4 +111,3 @@ M: bunny-buffers dispose
     "1.5" { "GL_ARB_vertex_buffer_object" }
     has-gl-version-or-extensions?
     [ <bunny-buffers> ] [ <bunny-dlist> ] if ;
-

misc/Factor.tmbundle/Support/lib/tm_factor.rb

@@ -33,6 +33,6 @@ def doc_using_statements(document)
 end
 
 def line_current_word(line, point)
-    left = line.rindex(/\s|^/, point - 1) + 1; right = line.index(/\s|$/, point) - 1
+    left = line.rindex(/\s/, point - 1) || 0; right = line.index(/\s/, point) || line.length
     line[left..right]
 end