[gedit] readme: move install/build instructions to new file docs/install.md

[Sébastien Wilmet <swilmet src gnome org>]

commit 99a3b20d80f5e4f96eb8f2dd9f2ca65b68cafae9
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Aug 28 04:28:24 2019 +0200

    readme: move install/build instructions to new file docs/install.md
    
    It's a first step to put all the build/install instructions in a single
    place (there are also explanations in
    docs/gedit-development-getting-started.md that will be moved in a
    following commit).

 README.md       | 21 +--------------------
 docs/install.md | 23 +++++++++++++++++++++++
 2 files changed, 24 insertions(+), 20 deletions(-)
---
diff --git a/README.md b/README.md
index 57b072002..209d09400 100644
--- a/README.md
+++ b/README.md
@@ -34,26 +34,7 @@ the section “Dependencies”.
 Installation
 ------------
 
-gedit uses the [Meson](https://mesonbuild.com/) build system.
-
-### Installation from Git
-
-During gedit development, gedit may depend on a development version of a GNOME
-dependency. To install gedit plus its GNOME dependencies all from Git, see the
-file `docs/gedit-development-getting-started.md`.
-
-### Installation from a tarball for a stable version
-
-Simple procedure to install gedit onto the system:
-
-```
-$ meson builddir && cd builddir # Build configuration
-$ ninja                         # Build
-[ Become root if necessary ]
-$ ninja install                 # Installation
-```
-
-If certain dependencies are too old, see the procedure to install from Git.
+See the `docs/install.md` file.
 
 How to report bugs
 ------------------
diff --git a/docs/install.md b/docs/install.md
new file mode 100644
index 000000000..07dcf402b
--- /dev/null
+++ b/docs/install.md
@@ -0,0 +1,23 @@
+gedit installation by building the source code
+==============================================
+
+gedit uses the [Meson](https://mesonbuild.com/) build system.
+
+### Installation from Git
+
+During gedit development, gedit may depend on a development version of a GNOME
+dependency. To install gedit plus its GNOME dependencies all from Git, see the
+file `docs/gedit-development-getting-started.md`.
+
+### Installation from a tarball for a stable version
+
+Simple procedure to install gedit onto the system:
+
+```
+$ meson builddir && cd builddir # Build configuration
+$ ninja                         # Build
+[ Become root if necessary ]
+$ ninja install                 # Installation
+```
+
+If certain dependencies are too old, see the procedure to install from Git.