Add a new TypeScript book
Merge pull request #758 from esparta/master

[en] 2 more perl books
Merge pull request #759 from Mouseion/patch-typescript

Add a new TypeScript book
add link to "An Introduction to Scheme and its Implementation" ftp://ftp.cs.utexas.edu/pub/garbage/cs345/schintro-v14/schintro_toc.html

a new link to a scheme book
Merge pull request #760 from pablogrisafi1975/patch-1

add link to "An Introduction to Scheme and its Implementation" ftp://ftp...
[es] Cleaning some links added C book+section