3 new commits pushed to

<https://github.com/RTimothyEdwards/magic/tree/master|master>

by RTimothyEdwards

<https://github.com/RTimothyEdwards/magic/commit/4557dd16394f8c339d968775fb22793aed574a64|4557dd16>

- Modified the "def write" function so that obstruction layers are

<https://github.com/RTimothyEdwards/magic/commit/7e5dbd17cd4049e5c7032bcfc1bf5952cf346702|7e5dbd17>

- Fixed another issue in which sticky labels on a non-electrical

<https://github.com/RTimothyEdwards/magic/commit/68d66328363805550c9ba80676fb9ab1436adc3d|68d66328>

- Documented the "def write -anal" command option, which had RTimothyEdwards/magic