made the pack completely portable and wrote relevent bat files to go with it

gitportable/etc/profile.d/env.sh

@@ -0,0 +1,32 @@
+# Add bin path in the home directory ontop of the PATH variable
+export PATH="$HOME/bin:$PATH"
+
+# Allow SSH to ask via GUI if the terminal is not usable
+test -n "$SSH_ASKPASS" || {
+	case "$MSYSTEM" in
+	MINGW64)
+		export DISPLAY=needs-to-be-defined
+		if [ -f /mingw64/bin/git-askpass.exe ]; then
+			export SSH_ASKPASS=/mingw64/bin/git-askpass.exe
+		else
+			export SSH_ASKPASS=/mingw64/libexec/git-core/git-gui--askpass
+		fi
+		;;
+	MINGW32)
+		export DISPLAY=needs-to-be-defined
+		if [ -f /mingw32/bin/git-askpass.exe ]; then
+			export SSH_ASKPASS=/mingw32/bin/git-askpass.exe
+		else
+			export SSH_ASKPASS=/mingw32/libexec/git-core/git-gui--askpass
+		fi
+		;;
+	CLANGARM64)
+		export DISPLAY=needs-to-be-defined
+		if [ -f /clangarm64/bin/git-askpass.exe ]; then
+			export SSH_ASKPASS=/clangarm64/bin/git-askpass.exe
+		else
+			export SSH_ASKPASS=/clangarm64/libexec/git-core/git-gui--askpass
+		fi
+		;;
+	esac
+}