Vector handling and PLDA loading

• Ability to read matrix and vector in one function
• Ability to write matrix and vector in one function
• Handle reading matrix without header (necessary for some Kaldi ark files)
• Add function for loading PLDA in dictionary format
• Remove python27 from CI

@ssarfjoo could you please add test cases as well? Thanks.

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• 7a3a786c - add test for loading plda and vector reading from read_mat function

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• f3052e19 - fix MANIFEST.in for handling ark and plda files

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closed

reopened

I wrote a test case for loading plda and vector reading from read_mat function

merged

mentioned in commit ea0dab4f

Thank you.