Revert "THRIFT-3014 AppVeyor support - fix format"

This reverts commit 81b3c440c64a372b6e47f9cb50804bd60f83e83f.

commit included modified CMakeLists.txt files, as part from local test
diff --git a/appveyor.yml b/appveyor.yml
index 0c5bfdf..4350083 100755
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -30,7 +30,7 @@
   BOOST_ROOT: c:\Libraries\boost
   BOOST_LIBRARYDIR: c:\Libraries\boost\stage\lib
 
-install:
+  install:
 - cinst cmake
 - cinst nsis
 - cinst ant
@@ -49,5 +49,5 @@
 - cmake --build . --config Release
 - cpack
 
-#TODO enable testing
-#TODO make it perfect ;-r
+TODO enable testing
+TODO make it perfect ;-r