ninja-1.5.3-4.1

- Update to version 1.5.3
  * Reaping finished subprocesses now has precedence over
    starting new jobs
  * ninja no longer depends on googletest
- Install bash/zsh completion
- Install vim syntax file
- Implement %check
- Add ninja-disable-maxprocs-test.patch to disable max procs test,
  it needs a ulimit raise.

- Only depend on python-base to trim down BuildRequires
- Do not build the html manual
- Use upstream pristine tarball

- Update to version 1.5.1
  * Recompacting removes more entries from the build and deps logs.
  * Add a manifest parsing perftest and generator that generates
    random build manifests.
  * $in, $out are escaped more robustly.
  * `depfile=$out.d` now works if $out gets escaped.
  * ninja doesn't error out when it tries to create a directory and
    the directory already exists.
  * Ninja now accepts both / and \ on windows when making directories.
  * \r\n line endings are now accepted in depfiles.
  * depfile file names can now contain '{' and '}'.
  * -t compdb no longer crashes on edges with emtpy inputs.
  * 'keeprsp' is now included in the spelling suggestestions for -d
  * Many improvements to ninja-mode.el.
  * ninja_syntax.py is now faster.
  * bash completion and zsh completion provides completions more often.
  * ninja.vim now highlights $$ correctly.

- Update to version 1.4.0
  * Bug fixes
- Fix version field. Its 1.x not 3.x

- Update to git hash 0f53fd3
  * Version 3.0 now
  * Don't poll pipes using POLLRDHUP
  * Recompact the deps log when it gets too big

- Update to git hash 7bf53c6
  * Build ninja itself in deps mode
  * Bugfixes
  * Documentation updates

- Update to git hash ecc876e
  * Add compdb command to generate compile_commands.json for clang.
  * Add elapsed time (%e) to NINJA_STATUS.

- Update to git hash b26d217
  * Documentation updates
  * Fix wrong usage of std::string::find

- First release