Created project structure with packages and junit file
Shift Cipher Tests implemented and Shift Cipher with stubs implemented
Added VigenereCipher class and test class. Stubs already partially implemented pre-repo availability.
Fixed package names for VigenereCipher class and test class.
All shift cipher tests pass except 1
All shift cipher tests pass
Implemented affine cipher test and affine cipher with stubs
Implemented encrypt method in VigenereCipher and added an extra test for it.
Merge branch 'master' of github.com:maperghis/cs56-utilities-cryptography
Fixed getter stubs in affine cipher
Merge branch 'master' of github.com:maperghis/cs56-utilities-cryptography
All tests pass for affine cipher
Change affine to make string lower case before running algorithm and added more test cases
Change shift cipher to convert word to lower case before applying the cipher and added a test case that passes
Updated javadoc comments
Added IllegalArgumentException tests and tests to check capital letter conversion.
Merge branch 'master' of github.com:maperghis/cs56-utilities-cryptography
Updated the README.md file to a better description
Merge branch 'master' of github.com:maperghis/cs56-utilities-cryptography
Added tests and implemented checking for null or empty strings sent to encrypt.