Siliconcompiler

=========================================

**Major:**

* Added `sc-install` utility application to help install tools on supported platforms.


**Minor:**

* Updated `.input/.output` to support receiving lists of files.

=========================================

**Major:**

* Updated lambdapdk to add support for ihp130 and added demo target.


**Minor:**

* Tools:

* openroad: fix rotation handling in floorplanning.
* xyce: updated tool driver implementation.
* xdm: added xyce netlist conversion tool.
* openfpgaloader: removed non-functional implementation of openfpgaloader driver.

=========================================

**Major:**

* Updated schema constraints to remove the use of the z-axis.
* Added schematic information to the schema.
* Changed component placement constraints to reference the lower left corner of the instance instead of the center.


**Minor:**

* Tools:

* openroad: updated to account for new placement and rotation constraints.

=========================================

**Minor:**

* Fix path handling from commandline.

=========================================

**Major:**

* Deprecated `.load_target()` in favor of `.use()`.
* Added a `-use` option to the `sc` cli app to allow for loading of modules.
* Removed the chip input from libraries, pdks, fpga, etc to simplify setup.

=========================================

**Major:**

* Moved surelog distribution to a separate package, making SiliconCompiler a pure python distribution.

**Minor:**

* Fixed handling of files and directories from the commandline interface.