Create plot1.R
plot1.png
Update plot1.png
Delete plot1.png
Revert "Create plot1.R"

This reverts commit c9fbef7b1319d9b2c16827601913911624b6f21a.
Merge branch 'master' of https://github.com/swaraj007/ExData_Plotting1
Merge branch 'master' of https://github.com/swaraj007/ExData_Plotting1