[gnome-contacts] Add .editorconfig

[Niels De Graef <nielsdg src gnome org>]

commit 6a51c4469a733c8c3f4a86095141e32231b07b9a
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Sun Jan 31 22:30:33 2021 +0100

    Add .editorconfig
    
    That hopefully decreases the number of style nitpicks during reviews.

 .editorconfig | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
---
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..0b224a4f
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,30 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+
+[*.vala]
+indent_size = 2
+tab_size = 4
+indent_style = space
+
+[*.css]
+indent_size = 2
+tab_size = 2
+indent_style = space
+
+[*.ui]
+indent_size = 2
+tab_size = 2
+indent_style = space
+
+[*.{xml.in,xml}]
+indent_size = 2
+tab_size = 2
+indent_style = space
+
+[meson.build]
+indent_size = 2
+indent_style = space