Matt Randell

**Describe the bug** When called with a slice, `JustItem` returns a `Single` that sends multiple values. However the documentation (and the name) suggests that a `Single` should send one value....

Failed to build openocd

2

When running `./build.sh`, I get the following error while openocd is being build: ``` /usr/bin/ld: src/.libs/libopenocd.a(libocdjtagdrivers_la-bitbang.o):/home/matt/clones/rocket-tools/riscv-openocd/build/../src/jtag/drivers/bitbang.h:60: multiple definition of `bitbang_swd'; src/.libs/libopenocd.a(libocdjtagdrivers_la-remote_bitbang.o):/home/matt/clones/rocket-tools/riscv-openocd/build/../src/jtag/drivers/bitbang.h:60: first defined here collect2: error: ld returned 1 exit...