version to 1.0.0.rc.1
cleanups to the profiler and benchmarking scripts

* bench and profile against same workbook build
* updated profiler build to the latest API changes
cleanups to the profiler and benchmarking scripts

* bench and profile against same workbook build
* updated profiler build to the latest API changes
optimization: generate keys faster/smarter
use the latest osheet and xmlss rc's
ignore generate xls files except the bench_runner_10.xls
Merge branch 'optimize' into 1.0rc

Conflicts:
	bench/bench_runner.rb
	bench/bench_runner_10.xls
	bench/profiler_runner.rb
	test/xmlss/api_test.rb
don't need to track this in the repo
version to 1.0 rc 2

* latest osheet and xmlss rc's
* some optimizations
removing format writer handler

* osheet never calls this - it handles format changes directly by altering generated styles and style ids
version to 1.0.0.rc.3

* upgraded xmlss dependency
* removed not-needed format writer
updated and cleaned up the gem meta
update and cleanup the test suite
Merge pull request #3 from kellyredding/kr-upds

updates and cleanups
Merge pull request #4 from kellyredding/1.0rc

1.0rc