Copter: disable Parachute by default

This saves 1k of flash and we are desperately low on the APM1/APM2.
Hopefully we can find savings somewhere and re-enable it by default.

ArduCopter/APM_Config.h

@@ -29,13 +29,13 @@
 //#define AC_RALLY              DISABLED            // disable rally points to save 2k of flash, and also frees rally point EEPROM for more mission commands
 //#define CAMERA                DISABLED            // disable camera trigger to save 1k of flash
 //#define CONFIG_SONAR          DISABLED            // disable sonar to save 1k of flash
-//#define PARACHUTE             DISABLED            // disable parachute release to save 1k of flash
 //#define HYBRID_ENABLED        DISABLED            // disable hybrid flight mode to save 4.5k of flash
 
 // features below are disabled by default
 //#define OPTFLOW               ENABLED             // enable optical flow sensor and OF_LOITER flight mode at a cost of 5K of flash space
 //#define SPRAYER               ENABLED             // enable the crop sprayer feature (two ESC controlled pumps the speed of which depends upon the vehicle's horizontal velocity)
 //#define EPM_ENABLED           ENABLED             // enable epm cargo gripper costs 500bytes of flash
+//#define PARACHUTE             ENABLED             // enable parachute release at a cost of 1k of flash
 
 // other settings
 //#define THROTTLE_IN_DEADBAND   100                // redefine size of throttle deadband in pwm (0 ~ 1000)

ArduCopter/config.h

@@ -413,7 +413,7 @@
 //////////////////////////////////////////////////////////////////////////////
 // Parachute release
 #ifndef PARACHUTE
- # define PARACHUTE ENABLED
+ # define PARACHUTE DISABLED
 #endif
 
 //////////////////////////////////////////////////////////////////////////////