Fixed wp-content regex matching

[rjt-gupta]

• Sometimes wp-content path can be matched with regex of index path and the detection result gets overwrite.
• fixed some tests logic

Should we make these two cases separate(wp-content and index)?

[coveralls]

Pull Request Test Coverage Report for Build 820

• 1 of 1 (100.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.06%) to 55.732%

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Totals
Change from base Build 797:	0.06%
Covered Lines:	914
Relevant Lines:	1640

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💛 - Coveralls