trac #14631: Affine Polar Graphs
Strip GMP out of ECL and use up to date config.* scripts.
Check that FSF config.* scripts are correctly copied from SAGE_ROOT/config.

When ECL gets updated, this can surely be removed.
Upgrade to numpy-1.8.1 and scipy-0.14.0.
rm remaining *.all.is_[A-Z]* not re-imported anywhere
trac #16362: Polar Graph
just a small pep8 cleanup
rm global is_PrimeFiniteField
rm global is_M?Polynomial.*
rm global is_NumberFieldElement
rm global is_{Absolute,Relative,}NumberField
rm remaining global is_NumberField*
rm global is_AmbientSpace, is_AlgebraicScheme
rm global is_CyclotomicField
rm global is_EllipticCurve
rm global is_HyperellipticCurve
rm global is_{Expect,Gap,Singular}Element
rm global is_Finite_Field, is_Finite_FieldElement
rm global is_Graphics
rm global is_ProjectiveSpace