emasma alerts

Same as strategy emasma (crossover between EMA13 and SMA30), but can be used for creating alerts

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Changed names

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small tweak

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added close to the alert

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didn't work

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fixed bug: some alarms were missing

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Plots EMA13, SMA30, EMA50, and EMA200.
Provides alerts when EMA13 crosses SMA30 (downwards) "Go Short" and when EMA13 crosses SMA30 (upwards) "Go Long"