install: Check for curl and git

Also check for git and curl in the install script.

Reported-by: Sebastian Burkhart

diff --git a/install.sh b/install.sh
index 3b9cfe762276e31d8ac1742d0ded2c540672f3c4..b6ce4d78021614f5f337c1df98464b347fe83617 100755 (executable)
--- a/install.sh
+++ b/install.sh
@@ -34,8 +34,10 @@ check_prog()
 
 check_requirements()
 {
-    check_vim +python3
     check_prog aspell
+    check_prog curl
+    check_prog git
+    check_vim +python3
     check_py3 neovim
 }