Squashed 'src/libiris/' content from commit 6f52f0e

git-subtree-dir: src/libiris
git-subtree-split: 6f52f0ec999052aa7f71c0afc9013ff5ac2039ec
Merge commit '018038412174ea25846eb0812c88512cad45d7ac' as 'src/libiris'
Added libiris library
Multiple fixes
Multiple fixes
Strings can contain spaces
Strings can contain spaces
Added new tests
Chunking in public key encryption
Multiple fixes
Deleted
Initial commit
Initial commit
Added new content