Added paginations as requested in #58

[Ixiter]

In #58 a bottsrapped pagination was requested. Here is the _tk solution.

• Pagination for index, archive and search pages included
• Pagination for paginated posts included
• First, Previous, Next and Last buttons included
• Number Field + Go To button included
• Realtime validation for Number Field

[konradsroka]

@Ixiter wow thanks peter!

will check out the commit the next days and merge it!

awesome, cheers

[svenl77]

Hi @Ixiter thanks for your contribution. Well done!