Minor Typos+Grammar

P.S.:
Last line: Changed revision but pls check numbering according to your convention
Minor Typos+Grammar

P.S.
Check revision number according to your conventions
Minor Typos+Grammar

P.S. revision number increased++
Minor Typos+Grammar
Minor Typos+Grammar
Update index.txt
Minor Typos+Grammar
Update basics.convention.txt
Update yii.php
Merge pull request #3052 from emanwebdev/master

Typo & Grammar Fixes