Bump version to 0.1.2

CHANGELOG.md

 # Revision history for ghcup
 
+## 0.1.2 -- 2020-04-15
+
+* Fix bug when removing the set GHC version
+* Fix use of undocumented `GHCUP_INSTALL_BASE_PREFIX` variable
+* skip upgrade if ghcup is already latest version
+
 ## 0.1.1 -- 2020-04-15
 
 * fix awful fdopendir bug on mac bug by updating hpath-posix

TODO.md

@@ -2,10 +2,7 @@
 
 ## Now
 
-* ghcup migration
-* update static links
-
-* releases, update download info and bootstrap-haskell
+* move out GHCup.Version module, bc it's not library-ish
 
 ## Maybe
 

ghcup.cabal

 cabal-version:      3.0
 name:               ghcup
-version:            0.1.1
+version:            0.1.2
 synopsis:           ghc toolchain installer as an exe/library
 description:
   A rewrite of the shell script ghcup, for providing

lib/GHCup/Version.hs

@@ -14,4 +14,4 @@ ghcupURL :: URI
 ghcupURL = [uri|https://www.haskell.org/ghcup/data/ghcup-0.0.1.json|]
 
 ghcUpVer :: PVP
-ghcUpVer = [pver|0.1.1|]
+ghcUpVer = [pver|0.1.2|]