#34 getForeignKey and getPrimaryKey changes original name

[Maribel Sanchez]

**getForeignKey():**

>>>map(relation.getForeignKey, re.split(", ", "helpk,
JOHNK, PuNPK, Pumpkin, pkorn, popPk"))

['helfk', 'JOHNK_fk', 'PuNfk', 'Pumpkin_fk', 'pkorn_fk', 'popf
k']

NOTICE: helpk->helfk

**getPrimaryKey():**

>>> map(relation.getPrimaryKey, re.split(", ", "fkab,
houseFK, fake, leafK, pop
Pk"))

['fkab_pk', 'housepk', 'fake_pk', 'leapk', 'popPk']

NOTICE: leafk->leapk