Being able to set a specific encoding to an file extension

[jens1o]

VSCode Version: Code - Insiders 1.15.0-insider (0e7546c, 2017-07-28T11:23:06.089Z)

• OS Version: Windows_NT x64 10.0.15063
• Extensions:

Extension	Author (truncated)	Version
Bookmarks	ale	0.15.2
npm-intellisense	chr	1.3.0
path-intellisense	chr	1.4.2
regex	chr	0.1.0
gitignore	cod	0.5.0
vscode-dash	dee	1.7.0
css-minify	Die	0.0.4
vscode-npm-source	dku	1.0.0
python	don	0.6.9
gitlens	eam	4.3.3
tslint	eg2	0.17.0
vscode-npm-script	eg2	0.2.0
LogFileHighlighter	emi	1.1.1
vscode-reveal	evi	0.0.9
php-debug	fel	1.11.1
php-intellisense	fel	1.5.0
auto-close-tag	for	0.4.3
auto-rename-tag	for	0.0.14
gc-excelviewer	Gra	1.1.15
composer	ika	0.5.0
smarty	imp	0.2.0
code-guid	jam	1.0.1
StretchTimer	jpa	0.0.1
json-to-ts	Mar	1.5.2
Runner	mat	0.1.14
vscode-apache	mrm	1.1.1
cpptools	ms-	0.12.1
github-issues-prs	ms-	0.3.1
php-docblocker	nei	1.2.0
emoji	Per	0.0.3
vscode-versionlens	pfl	0.19.1
datetime	rid	1.0.5
vscode-icons	rob	7.12.0
sharecode	Rol	0.4.1
todotasks	san	0.5.0
code-settings-sync	Sha	2.8.2
vscode-spotify	shy	2.0.0
packagelinker	sin	0.0.3
code-spell-checker	str	1.3.2
pdf	tom	0.2.0
lorem-ipsum	Tyr	1.0.0
vscode-arduino	vsc	0.2.4
vscode-todo-highlight	way	0.5.8
highlight-trailing-white-spaces	yba	0.0.2

(2 theme extensions excluded)

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When I'm creating php files, I need to set the file encoding to UTF-8 with BOM to obey to the rules and make my code working properly, while vscode is using UTF-8 by default, and I need this encoding for any other file, except for php.

[bpasero]

#4891