Php compatibility checker warnings

With php 5.6:

FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.nl.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.utils.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.nz.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.parser.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.de.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.mobi.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.si.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.ip.lib.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.servers.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.ip.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
———————————————————————————————————————–
1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.main.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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FILE: /home/faietdohrnii/public_html/blog/wp-content/plugins/all-in-one-wp-security-and-firewall/lib/whois/whois.org.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | File has mixed line endings; this may cause incorrect results
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