Merge pull request #256 from luixxiul/navbar

Navbar
Merge pull request #257 from luixxiul/development

Development
slightly modified
Merge pull request #258 from luixxiul/navbar

slightly modified
Merge branch 'post' into development
Merge pull request #259 from luixxiul/development

Development
Merge pull request #260 from luixxiul/navbar

divider added
Merge pull request #261 from luixxiul/development

Development
search input corrected
Merge pull request #262 from luixxiul/development

search input corrected
don't remove empty attribute
Merge pull request #263 from luixxiul/development

don't remove empty attribute
search form into navbar
Merge pull request #264 from luixxiul/development

search form into navbar
css corrected
Merge pull request #265 from luixxiul/development

css corrected
search bar on index.html
Merge pull request #266 from luixxiul/development

search bar on index.html
search bar corrected
Merge pull request #267 from luixxiul/development

search bar corrected