METADYNAMICS TEST 
&cntrl
 imin=0, irest=0, ntx=1, ig=71278 , 
 nstlim=1001, dt=0.0002,
 ntc=1, ntf=1,
 ntt=3, gamma_ln=5 , 
 tempi=300.0, temp0=300.0,
 ntpr=200, ntwx=0,
 ntb=0, igb=0,
 cut=999., plumed=1 , plumedfile='plumed.dat'
/
