add compatibility for version 2.0.0 header

quick fix
updated to fix material.mcnp issue
fixed style guide issues
last sg issue
Merge pull request #534 from makeclean/fix_material

updated to fix material.mcnp issue
improve new header support
add tests for 2.0.0 header
SG fixes and remove extra whitespace
Merge branch 'ace2p0' of github.com:crbates/pyne into crbates-ace2p0
Merge branch 'crbates-ace2p0' into develop
update website in outro. closes #525
Updated build script location and fixed links.
Merge pull request #538 from elliottbiondo/build-scripts

Updated build script location and fixed links.
fixed issues in fluka material found on first run
Merge branch 'makeclean-fix_material_4' into develop
unneccessary newline
updated tests
Merge branch 'makeclean-material_fix_4' into develop
moved a newline
reverted changes