Web links: Fixed other broken link. Not 100% sure it's the same document.
+26
Web links: Corrected broken link. Instead link to official website.
+105
Integrated toolchains: apparently, cpcsdk is not an integrated toolchain, "just" a set of tools
+886
Created user page.
Web links: flag broken link
+61
Add "Integrated toolchains" section.
+2,861
Fix some typos.