better initial version number

will soon merge a branch with lots of UI-breaking changes and want to be able to tag the before

Author: jennybc

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: googlesheets
 Title: Manage your Google spreadsheets in R
-Version: 0.1.1
+Version: 0.0.0.9000
 Description: R API for Google Spreadsheets
 Authors@R: c(
     person("Jennifer", "Bryan", , "[email protected]", c("aut", "cre")),