feature(windows): distribute modified batch files for windows use

Fixes #4.

Author: xen0n

windows/j.bat

@@ -0,0 +1,21 @@
+@echo off
+setlocal EnableDelayedExpansion
+
+echo %*|>nul findstr /rx \-.*
+if ERRORLEVEL 1 (
+  for /f "delims=" %%i in ('"%~dp0\autojump" %*') do set new_path=%%i
+  if exist !new_path!\nul (
+    echo !new_path!
+    pushd !new_path!
+    REM endlocal is necessary so that we can change directory for outside of this script
+    REM but will automatically popd. We mush pushd twice to work around this.
+    pushd !new_path!
+    endlocal
+    popd
+  ) else (
+    echo autojump: directory %* not found
+    echo try `autojump --help` for more information
+  )
+) else (
+  "%~dp0\autojump" %*
+)

windows/jc.bat

@@ -0,0 +1,8 @@
+@echo off
+
+echo %*|>nul findstr /rx \-.*
+if ERRORLEVEL 1 (
+  "%~dp0\j.bat" "%cd%" %*
+) else (
+  "%~dp0\autojump" %*
+)

windows/jco.bat

@@ -0,0 +1,8 @@
+@echo off
+
+echo %*|>nul findstr /rx \-.*
+if ERRORLEVEL 1 (
+  "%~dp0\jc.bat" "%cd%" %*
+) else (
+  "%~dp0\autojump" %*
+)

windows/jo.bat

@@ -0,0 +1,15 @@
+@echo off
+setlocal EnableDelayedExpansion
+
+echo %*|>nul findstr /rx \-.*
+if ERRORLEVEL 1 (
+  for /f "delims=" %%i in ('"%~dp0\autojump" %*') do set new_path=%%i
+  if exist !new_path!\nul (
+    start "" "explorer" !new_path!
+  ) else (
+    echo autojump: directory %* not found
+    echo try `autojump --help` for more information
+  )
+) else (
+  "%~dp0\autojump" %*
+)