Added RLDA classifiers from previous 'regdiscrim' package.
Removed Tong's estimators from dlda.
Removed Tong's estimators from dqda.
Removed Tong's estimators from sdlda.
Removed Tong's estimators from sdqda.
Removed sparsediscrim::: from all no_intercept calls.
Slight word change in DESCRIPTION
Moved Tong et al.'s (2012) SmDLDA classifier to smdlda
Moved Tong et al.'s (2012) SmDQDA classifier to smdqda
Added Tong's classifiers to NEWS
Added some unit tests for DLDA, DQDA, SDLDA, SDQDA, SmLDA, and SmQDA.
Merge branch 'RLDA-classifiers' into version-0.2
Added the lda_pseudo classifier along with unit tests.

The actual classifier: Linear Discriminant Analysis (LDA) with the
Moore-Penrose Pseudo-Inverse
Added the MDEB classifier along with unit tests

The actual classifier: Minimum Distance Empirical Bayesian
Estimator (MDEB) classifier from Srivastava and Kubokawa (2007)
Added citation to Srivastava and Kubokawa (2007).
Added the MDMP classifier along with unit tests

The actual classifier: Minimum Distance Rule using Moore-Penrose
Inverse (MDMP) classifier from Srivastava and Kubokawa (2007)
Added the MDMEB classifier along with unit tests

The actual classifier: Minimum Distance Rule using Modified Empirical
Bayes (MDMEB) classifier from Srivastava and Kubokawa (2007)
Added more detailed contexts to unit tests
Forgot to add Rd file for MDMEB classifier
Removed rda_hastie.