Merge pull request #15 from s0undt3ch/master

Remove trailing white-space
Fix _get_nacl() for libsodium >= 0.5.0

libsodium 0.5.0 resulted in a SONAME bump to libsodium.so.10, so
libnacl fails to load it. This fixes that issue, which will allow
libnacl to be built against libsodium >= 0.5.0.
Merge pull request #16 from terminalmage/fix-get_nacl

Fix _get_nacl() for libsodium >= 0.5.0
Bump version to 1.3.2
Release note for 1.3.2
Update spec file for 1.3.2
Merge pull request #17 from terminalmage/update-spec

Update spec file for 1.3.2
only save the priv if it is a crypt sk value, #18
Fix faulty logic when loading saved keys, fix #18
Add libsodium.so.10 to error message
Update version number
Add tests to verify fixes for #18
Fix release notes version header
Add release notes for 1.3.3
clarify dual key doc for updated nonce behavior
update docs to new nonce defaults
Add some docs on utils
Add the utils doc to the front page
Use ctypes.c_ulonglong() when the C library expects this.
Fixes libnacl on systems where sizeof(size_t)!=sizeof(unsigned long long).
Check for libsodium.so.13 presence