Fix mistakes in .vimrc

- Use setlocal in autocommands
- Set noexpandtab when editing makefile
Remove changelog from package

It has been brought to my attention that this changelog is intended to
be about the packaging itself, not the packaged software.
Bump pkgrel
Release 1.2.0-2

Signed-off-by: Emil Lundberg <lundberg.emil@gmail.com>
Create storage_path directory if necessary
Version 1.3.0

Changelog:
- Create storage_path directory if necessary

Signed-off-by: Emil Lundberg <lundberg.emil@gmail.com>
Merge version 1.3.0 into package
Bump pkgver and pkgrel
Remove update-checksums.sh

For this package, its functionality is provided by `updpkgsums`.
Release 1.3.0-1
Merge branch 'package' into master