[real-world uses] Add ServePHP
[clike mode] Be more strict about raw string delimiters

Fixes #2596
[rulers addon] Don't override basic classname when adding one

Closes #2598
Redraw widgets with fixed with on setSize

Issue #2604
[xml-hint addon] Don't get confused by closed quotes
[vim] Search history implementation
[cypher mode] Add 'fieldterminator' keyword.
[vim] exCommand History Implementation
[javascript mode] Highlight keywords used as props in object literals as properties

Closes #2619
[vim] :global excommand implementation
[vim] modified substitute to use splitBySlash, checked corner cases
[javascript mode] Fix parsing of ES6 class bodies

Issue #2622
Check for line-wide class changes in highlightWorker

Issue #2624
[vim] Asynchronous confirm for :global when the confirm option is specified.
Be more https friendly
[css mode] Fix unescaped meta char in regex

It's intended to match a literal `{`, but that must be escaped as it's
a meta character in JS regex.
[vim] Add support for global flag in :substitute
[vim] Disable default /g for :substitute
[vim] Update vim visual mode selection to match CodeMirror selection

Remove off-by-one in vim when head is further forward in the document than the anchor, where vim's selection becomes 1 less than CodeMirror's. This was originally done because the cursor showed past the anchor and looked like an additional character selection.
[vim] Update LastHPos in visual only if not infinity