fix a number of minor typos
fix a number of minor typos

Fix 19 typos, grammatical errors and duplicated words.

These fixes have minimal impact on the code as these are either in the
doc files or in comments inside the code files.

Signed-off-by: Abdur Rehman <e5512158acccc8b71afb4b0463c069e7ab0aafd7@mentor.com>

thaJeztah/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,docker/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io