Sketches
entry point to springybody application
Add 'SasxasSketches/' from commit 'dc3e0b5aa5505a23654c8e64b973fd4ba1bdcb24'

git-subtree-dir: SasxasSketches
git-subtree-mainline: c7825df0e29bccae064bdd9e6cd807d62b50b613
git-subtree-split: dc3e0b5aa5505a23654c8e64b973fd4ba1bdcb24
import from lib
matrix is added + rigidbody update
remove all *~ files
update gitignore
function atributes
template constraint
update
fast identity matrices
clearer enum for identity matrix
a big update
update git ignore: add bin and obj folders, assembler files
new alias syntax and better styling
more general template for product by scalar
zero initialisation
resolve failed unittest on dmd: zero initialization through aNN
some new unittests in vector, coverage = 85%
 assert test