std.math and std.stdio: use more selective imports#4361

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DmitryOlshansky merged 1 commit intodlang:masterfrom

joakim-noah:imports

May 27, 2016

Commits on May 25, 2016

For std.math and std.stdio, use more selective imports and document the current symbols imported at the module level, done by checking with ddmd.
joakim-noah
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