Add ToopherIframe library + tests
Refactor ToopherIframe api to use instance methods
ignore intellij files
add basic documentation for ToopherIframe usage
README-Iframe updates
Require session token for validation
Iframe readme updates
Iframe readme
Iframe readme
Idiomatic Java: Raise exception for invalid signature
Add javascript libs for iframe
add reference to toopher-web.js location
some updates from PR feedback
Prefer iframe over IFRAME in docs and comments
Rename sessionToken to requestToken
Readme cleanup
Add code to invalidate request token
Add pending field
Fix indentation
Merge branch 'develop' into feature/iframe

Conflicts:
	.gitignore