Trivial changes: whitespace and modes.

Remote whitespace at the ends of lines.
Remove blank lines from the ends of files.
Change modes on source files so that they
are not executable.

Signed-off-by: Dan Cross <cross@gajendra.net>

src/libmp/port/crt.c

@@ -53,7 +53,7 @@ crtpre(int n, mpint **m)
 
 	mpfree(u);
 
-	return crt;		
+	return crt;
 }
 
 void

src/libmp/port/mpaux.c

@@ -186,4 +186,3 @@ mplowbits0(mpint *n)
 	}
 	return k;
 }
-

src/libmp/port/mpextendedgcd.c

@@ -63,7 +63,7 @@ mpextendedgcd(mpint *a, mpint *b, mpint *v, mpint *x, mpint *y)
 			mpright(A, 1, A);
 			mpright(B, 1, B);
 		}
-	
+
 /*		print("%B %B %B %B %B %B\n", u, v, A, B, C, D); */
 		while(iseven(v)){
 			mpright(v, 1, v);
@@ -74,7 +74,7 @@ mpextendedgcd(mpint *a, mpint *b, mpint *v, mpint *x, mpint *y)
 			mpright(C, 1, C);
 			mpright(D, 1, D);
 		}
-	
+
 /*		print("%B %B %B %B %B %B\n", u, v, A, B, C, D); */
 		if(mpcmp(u, v) >= 0){
 			mpsub(u, v, u);

src/libmp/port/mpfmt.c

@@ -200,4 +200,3 @@ mpfmt(Fmt *fmt)
 		return 0;
 	}
 }
-

src/libmp/port/mptobe.c

@@ -29,7 +29,7 @@ mptobe(mpint *b, uchar *p, uint n, uchar **pp)
 		else
 			return 1;
 	}
-		
+
 	s = p;
 	e = s+n;
 	suppress = 1;

src/libmp/port/mptole.c

@@ -30,7 +30,7 @@ mptole(mpint *b, uchar *p, uint n, uchar **pp)
 		else
 			return 0;
 	}
-		
+
 	s = p;
 	e = s+n;
 	for(i = 0; i < b->top-1; i++){

src/libmp/port/mptouv.c

@@ -23,7 +23,7 @@ uvtomp(uvlong v, mpint *b)
 	for(s = 0; s < VLDIGITS && v != 0; s++){
 		b->p[s] = v;
 	/* !@*$&!@$ gcc gives warnings about the >> here
-	 * when running on 64-bit machines, even though 
+	 * when running on 64-bit machines, even though
 	 * it's in dead code.  fake it out with two shifts.
 		if(sizeof(mpdigit) == sizeof(uvlong))
 			v = 0;

src/libmp/port/mptov.c

@@ -29,7 +29,7 @@ vtomp(vlong v, mpint *b)
 	for(s = 0; s < VLDIGITS && uv != 0; s++){
 		b->p[s] = uv;
 	/* !@*$&!@$ gcc gives warnings about the >> here
-	 * when running on 64-bit machines, even though 
+	 * when running on 64-bit machines, even though
 	 * it's in dead code.  fake it out with two shifts.
 		if(sizeof(mpdigit) == sizeof(uvlong))
 			uv = 0;

src/libmp/port/os.h

@@ -1,3 +1,2 @@
 #include <u.h>
 #include <libc.h>
-