…tron

Not much to actually review here, so merging.

* only appendRawWithIndent() if there is content to append

* instead only call appendRawWthIndent if needed

New RStudio Window Button on Dock for OSX Electron

use UTF-8 byte offsets for code execution

update to Electron 19.0.6

* handle raw string when exe multi line statements

* keep moving forward if end of row in within a multiline string (#10077)

* Fix showing nested R chunks in document outline

Descends into child nodes to check for valid outline nodes

* Update NEWS.md

* download xrdb, as in #4076

* adjust rstheme when we have information about first 16 colours

* remove debugging

* add cobalt theme first 16

* + pastel on dark

* use pastel on dark colours for first 16 clors on dark themes that are not informed by xterm

* update test themes

Implement rtools install

* [WIP]

* [WIP]

* improve handling of glue expressions

* handle errors when finding method

* further refine glue handling

* allow parsing of formulas in 'case' calls

* improve handling of glue open, close

* remove debugging

* further refine

* handle embedded strings

* tweak

* fixups

* use debug messages

* don't allow advancing onto null terminator

* update NEWS

* tweaks to discovery of open ports for desktop

* logging tweaks

* PR feedback

* use winsock when checking for available port

* unix impl

* missing headers for unix

* tweak comment

* other cleanups

Add missing issue references

…sion (#11466)

Remove the redundant libedit2 dependency for Debian packages

Fix problems with list() method and single-session mode resume