move all expressions to nix/; include modularized home-manager config

nix/home-manager/profiles/common.nix

@@ -0,0 +1,52 @@
+{ pkgs,
+...
+}:
+
+let 
+in {
+  programs.home-manager.enable = true;
+  programs.home-manager.path = https://github.com/rycee/home-manager/archive/master.tar.gz;
+
+  nixpkgs.config = {
+    allowBroken = true;
+    allowUnfree = true;
+
+    # TODO: move this to a pkgs overlay
+    packageOverrides = pkgs: with pkgs; {
+      busyboxStatic =  busybox.override {
+        enableStatic = true;
+        extraConfig = ''
+           CONFIG_STATIC y
+           CONFIG_INSTALL_APPLET_DONT y
+           CONFIG_INSTALL_APPLET_SYMLINKS n
+         '';
+      };
+
+      dropbearStatic = dropbear.override {
+        enableStatic = true;
+      };
+    };
+  };
+
+  home.keyboard = {
+    layout = "us";
+    variant = "altgr-intl";
+    options = [ 
+      "nodeadkeys"
+     # "caps:swapescape"
+    ];
+  };
+
+  programs.direnv.enable = true;
+
+  home.sessionVariables = {
+    NIXPKGS_ALLOW_UNFREE = "1";
+    # Don't create .pyc files.
+    PYTHONDONTWRITEBYTECODE = "1";
+
+    HOMESHICK_DIR="${pkgs.homeshick}";
+  };
+
+  programs.command-not-found.enable = true;
+  programs.fzf.enable = true;
+}