Fix protoc windows 64 bit exe chmod.

Change-Id: Iea1d19066386a6b39300b3368f0a85abf98b74f6
diff --git a/common/m2/repository/com/google/protobuf/protoc/3.0.0/protoc-3.0.0-windows-x86_64.exe b/common/m2/repository/com/google/protobuf/protoc/3.0.0/protoc-3.0.0-windows-x86_64.exe
old mode 100644
new mode 100755
Binary files differ