Fix some minor typos; create simple install/bootstrapping script

install

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# Fail on first error
+set -e
+
+## Compile 
+erlc -I include -o ebin src/*.erl
+
+## Use application installer to perform actual installation
+## into erlang distro
+priv/rebar install

src/rebar_app_installer.erl

@@ -49,20 +49,20 @@ install(Config, File) ->
             %% continue if it's set
             case rebar_config:get_global(force, "0") of
                 "0" ->
-                    ?ERROR("~s already exists. Installation failed."),
+                    ?ERROR("~s already exists. Installation failed.", []),
                     ?FAIL;
                 "1" ->
-                    ?WARN("~s already exists, but forcibly overwriting."),                    
+                    ?WARN("~s already exists, but forcibly overwriting.", [])
             end;
         false ->
             ok
-    end,
+    end.
 
     %% Wipe out any previous versions
-    ok = rebar_file_utils:rm_rf(Appdir),
+%    ok = rebar_file_utils:rm_rf(Appdir),
 
     %% Re-create target
-    ok = rebar_file_utils:mkdir_p(AppDir),
+%    ok = rebar_file_utils:mkdir_p(AppDir).
 
     %% By default we copy the ebin, include, src and priv directories
     

src/rebar_core.erl

@@ -26,6 +26,8 @@
 
 -export([run/1]).
 
+-include("rebar.hrl").
+
 %% ===================================================================
 %% Public API
 %% ===================================================================
@@ -57,7 +59,7 @@ run(Args) ->
     update_code_path(Targets),
 
     %% Finally, apply the specified command to each target
-    apply_commands(Targets, Commands)
+    apply_commands(Targets, Commands).
 
 
 %% ===================================================================