fix an error when generate bridgesupport file
fix an error when generate bridgesupport file

Fix the following error:

$ rake --trace
require 'lib/motion/project' is deprecated, please require 'lib/motion/project/template/ios' instead
** Invoke default (first_time)
** Invoke simulator (first_time)
** Invoke build:simulator (first_time)
** Execute build:simulator
RUBYOPT='' /usr/bin/gen_bridge_metadata --format complete --no-64-bit --cflags "  -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.1.sdk -miphoneos-version-min=6.1 -D__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__=60100 -I. -I'.'" "TestFlight.h" -o "TestFlight.bridgesupport" -e
Received exception: missing argument: -e:

beni55/RubyMotion,katsuyoshi/RubyMotion,jjaffeux/RubyMotion,katsuyoshi/RubyMotion,incbee/RubyMotion,beni55/RubyMotion,hboon/RubyMotion,HipByte/RubyMotion,HipByte/RubyMotion,jjaffeux/RubyMotion,incbee/RubyMotion,beni55/RubyMotion,hboon/RubyMotion,HipByte/RubyMotion,incbee/RubyMotion,katsuyoshi/RubyMotion,jjaffeux/RubyMotion,hboon/RubyMotion,incbee/RubyMotion,jjaffeux/RubyMotion,katsuyoshi/RubyMotion,beni55/RubyMotion