Merge pull request #55 from BillsJ/master

quick fix
Merge pull request #56 from BillsJ/master

Maths!!
Merge pull request #57 from BillsJ/master

casting and logical operators
Update Part I: Introduction.md
Update Part I: Introduction.md
Update Part I: Introduction.md
Update Part V: Methods.md
Update Part VII: Loops.md
Update Part I: Introduction.md
Update Part I: Introduction.md
Update Part II: Defining methods.md
Update Part II: Defining methods.md
Merge pull request #58 from BillsJ/master

links galore
Update Part V: Methods.md
Update Part II: Defining methods.md
Update Part V: Methods.md
Update Part III: Calling methods.md
Merge branch 'master' of https://github.com/HashanP/cadmus