[intro.defs] Remove redundancy.
[dcl.spec.constr] Add missing </p>.
[temp.names] Fix typos.
[temp.friend] Requested improvements.
[temp.param] Remove reference to undefined "I".
[temp] Small fixes.
Merge pull request #77 from jicama/master

Formatting fixes.
[various] Apply inline wording fixes.
Merge branch 'master' of https://github.com/cplusplus/concepts-ts

Conflicts:
	temp.html
Merge remote-tracking branch 'upstream/master'

Conflicts:
	temp.html