Slugable behavior - support for regexp on different platforms

[auss]

Fixes #719

[auss]

@willdurand - can You please take a look at this PR and if possible merge it ? :) Without it it's impossible to use this behavior.

[staabm]

is your change already covered by a unit test?

[auss]

It was covered previously, all You need to do is change database engine

[willdurand]

could you please fix your code according to the coding standards?

[auss]

@willdurand - not sure which standards You mean... I've fixed ifs according to PSR-1.

[willdurand]

Ok, looks good to me, but I must admit I trust @auss on this. Anyone else?

[auss]

ping

[staabm]

@jube can you verify this fix for postgres?

[jube]

It seems to work as expected with PostreSQL.

[staabm]

here we go 👍

[willdurand]

thanks