Update README.md

Reviewed changes. Fixed numbering of steps.
# This is a combination of 2 commits.
# The first commit's message is:

ZCLOUD-161 - create missing log files

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#	ZCLOUD-161 - create missing log files
Make cartridge less verbose
ZCLOUD-160 - disable unsupported extensions in free edition of Zend Server
Merge pull request #4 from davidl-zend/master

Updated documentation and fixed ZCLOUD-160