Switching to using an instance of the SmarterCSV::Reader class #476

Job	Run time
test_matrix (ubuntu, 2.5)	26s
test_matrix (ubuntu, 2.6)	28s
test_matrix (ubuntu, 2.7)	26s
test_matrix (ubuntu, 3.0)	16s
test_matrix (ubuntu, 3.1)	9s
test_matrix (ubuntu, 3.2)	10s
test_matrix (ubuntu, 3.3)	14s
test_matrix (ubuntu, head)	11s
test_matrix (ubuntu, truffleruby)	36s
test_matrix (ubuntu, truffleruby-head)	44s
test_matrix (ubuntu, jruby)	48s
test_matrix (ubuntu, jruby-head)	48s
test_matrix (macos, 2.5)	6s
test_matrix (macos, 2.6)	33s
test_matrix (macos, 2.7)	33s
test_matrix (macos, 3.0)	21s
test_matrix (macos, 3.1)	17s
test_matrix (macos, 3.2)	17s
test_matrix (macos, 3.3)	17s
test_matrix (macos, head)	16s
test_matrix (macos, truffleruby)	36s
test_matrix (macos, truffleruby-head)	42s
test_matrix (macos, jruby)	48s
test_matrix (macos, jruby-head)	41s
finish	0s
	10m 43s

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