Merge pull request #15 from fredrikt/master

Some low-level PKCS#11 functions really don't like unicode.
skip test unless opensc is installed, use existing SignatureValue if present
Merge branch 'master' of github.com:leifj/pyXMLSecurity
better dependency tests
make more specific test for xmlsec.p11
fix the fix
cut 0.13
prep 0.14
Add option to insert Signature at custom index
Merge pull request #16 from rmokiem-topdesk/development

Add option to insert Signature at custom index
foo
Merge branch 'master' of github.com:leifj/pyXMLSecurity
nose integration
nose integration
pins
Add explicit call to C_Initialize, for Luna HSM.