fixes warnings
Merge pull request #2983 from iBotPeaches/develop

fixes warnings
[ci skip] Document 'first_url' Pagination option (supersedes PR #2992)
Remove default parameter value of is_php()

It was simply pointless.
Merge pull request #2993 from vlakoff/is_php

Remove default parameter of is_php()
Minor changes in FV, Trackback
Issue/PR #2997
Microfix

cleaned `return true; return true;` construction
Removed BOM
Merge pull request #2998 from etki/develop

Microfix
Really fix #2997
Small documentation update

As the error templates are now by default inside the views folder.
Make the error templates path configurable
Group error templates entries in changelog
Rename config item "error_templates_path" to "error_views_path"
Different method for handling "error_views_path" config item
Replace "folder" with "directory" in config.php
Uniformization in smiley helper documentation

oversight from 20292311636837e120d205e470e41826820feb46
Merge pull request #2999 from vlakoff/error-templates

Make the error templates path configurable
Change 'standardize_newlines' default to FALSE

I don't see why it should be enabled by default. Also, this is the functionality triggering #2923