Support file paths with spaces

Adds support for the directory the script is saved in to contain spaces.  SQLPLUS has issues with spaces in filenames so we need to set the working directory to the one the script is in and then send SQLPLUS the script without the path.

Author: jbjornson

oracle_exec.py

@@ -20,11 +20,11 @@ def run(self, dsn="", **kwargs):
                 sqlfilter = "\"''\""
             else:
                 sqlfilter = '"' + ",".join("'%s'" % entity for entity in self.entities.keys()) + '"'
-            
-            cmd = ["sqlplus.exe", "-s", dsn, "@", os.path.join(sublime.packages_path(), 'OracleSQL', 'RunSQL.sql'),
-                    self.window.active_view().file_name(), sqlfilter]
 
-            super(OracleExecCommand, self).run(cmd, "^Filename: (.+)$", "^\\(.+?/([0-9]+):([0-9]+)\\) [0-9]+:[0-9]+ (.+)$", **kwargs)
+            (directory, filename) = os.path.split(self.window.active_view().file_name())
+            cmd = ["sqlplus.exe", "-s", dsn, "@", os.path.join(sublime.packages_path(), 'OracleSQL', 'RunSQL.sql'), '"'+filename+'"', sqlfilter]
+
+            super(OracleExecCommand, self).run(cmd, "^Filename: (.+)$", "^\\(.+?/([0-9]+):([0-9]+)\\) [0-9]+:[0-9]+ (.+)$", working_dir=directory, **kwargs)
 
     def append_data(self, proc, data):
         # Update the line number of output_view with the correct line number of source view