Clean warnings when all warning enabled#2112

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me-no-dev merged 6 commits intoespressif:masterfrom

luc-github:master

Nov 29, 2018

Commits on Nov 27, 2018

Clean warnings when all warning enabled
Luc
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change due to deprecated function
Luc
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Update with proper variable and label
Luc
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Update esp32-hal-i2c.c
Luc
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Commits on Nov 28, 2018

Apply changes requested
Luc
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Commits on Nov 29, 2018

Fix warnings due to #define conflict thanks @atanisoft
Luc
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