Delete two duplicate import statements

These two import statements were hidden
in the main content below, but already
present in the beginning, i.e. they were
duplicate.

ocropus-linegen

@@ -119,8 +119,6 @@ def rgeometry(image,eps=0.03,delta=0.3):
     d = c-dot(m,c)+array([randn()*delta,randn()*delta])
     return interpolation.affine_transform(image,m,offset=d,order=1,mode='constant',cval=image[0,0])
 
-from scipy.ndimage import interpolation,filters
-
 def rdistort(image,distort=3.0,dsigma=10.0,cval=0):
     h,w = image.shape
     hs = randn(h,w)

ocropus-nlbin

@@ -199,8 +199,6 @@ def process1(job):
         ocrolib.write_image_binary(base+".bin.png",bin)
         ocrolib.write_image_gray(base+".nrm.png",flat)
 
-import ocrolib
-
 if args.debug>0 or args.show>0: args.parallel = 0
 
 if args.output: