INSTALL.md: remove unmaintained repo for debian-based distros

Also add links to generic static binaries for Linux.

Hopefully that's only a temporary measure.

INSTALL.md

@@ -2,8 +2,8 @@
 - [Dependencies](#dependencies)
 - [Linux](#linux)
   - [Simple install](#simple-install)
+    - [Generic](#generic)
     - [Arch](#arch-easy)
-    - [Debian](#debian-easy)
     - [Gentoo](#gentoo-easy)
     - [Slackware](#slackware-easy)
   - [Install git](#install-git)
@@ -54,12 +54,19 @@
 ###Simple install
 Easy qTox install is provided for variety of distributions:
 
+* [Generic](#generic)
 * [Arch](#arch)
-* [Debian, Mint, Ubuntu, etc](#debian)
 * [Gentoo](#gentoo)
 * [Slackware](#slackware)
 
 
+#### Generic
+There are available generic binaries for Linux:
+* [**64 bit download**](https://build.tox.chat/view/Clients/job/qTox_build_linux_x86-64_release/lastSuccessfulBuild/artifact/qTox_build_linux_x86-64_release.tar.xz)
+* [**32 bit download**](https://build.tox.chat/view/Clients/job/qTox_build_linux_x86_release/lastSuccessfulBuild/artifact/qTox_build_linux_x86_release.tar.xz)
+
+
+====
 
 <a name="arch-easy" />
 #### Arch
@@ -69,19 +76,6 @@ Easy qTox install is provided for variety of distributions:
 That being said, there are supported PKGBUILDs at https://github.com/Tox/arch-repo-tox
 
 
-<a name="debian-easy" />
-#### Debian, Mint, Ubuntu, etc
-
-Use this script to add repository:
-```bash
-sudo sh -c 'echo "deb https://pkg.tox.chat/ nightly main" > /etc/apt/sources.list.d/tox.list'
-wget -qO - https://pkg.tox.chat/pubkey.gpg | sudo apt-key add -
-sudo apt-get install apt-transport-https
-sudo apt-get update -qq
-echo "qTox Repository Installed."
-```
-
-
 <a name="gentoo-easy" />
 #### Gentoo