Update default ARKODE methods #150

Job	Run time
docs_examples_latex_pdf (cvode)	1m 22s
docs_examples_latex_pdf (cvodes)	3m 5s
docs_examples_sphinx_pdf (arkode)	1m 34s
docs_examples_latex_pdf (ida)	1m 33s
docs_examples_latex_pdf (idas)	1m 19s
docs_install_guide_pdf	1m 36s
docs_examples_latex_pdf (kinsol)	1m 27s
docs_package_pdf (arkode)	3m 41s
docs_package_pdf (cvode)	3m 4s
docs_package_pdf (cvodes)	3m 34s
docs_package_pdf (ida)	2m 49s
docs_package_pdf (idas)	3m 28s
docs_package_pdf (kinsol)	2m 37s
	31m 9s

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