Grammar improvement in some of the images

[yonasstephen]

1. https://github.com/BaritoLog/wiki/blob/master/_images/1-logs-infra-aint-scale.png

This is not make sense should be This does not make sense

2. https://github.com/BaritoLog/wiki/blob/master/_images/2-service-dont-know-its-cluster.png

I only take care on limited service should be I only take care of limited service

3. https://github.com/BaritoLog/wiki/blob/master/_images/3-router-help.png

I bring logs to right cluster should be I bring logs to the right cluster

:)