Release 4.3.0

• Speed up ELF PLT loading (#1515)
• Take numbwritten bytes into account in FmtString (#1471)
• Support opening of new windows in WSL (#1503)
• #1576 Add executable= argument to ELF.search
• #1584 Add jmp_esp/jmp_rsp attribute to ROP
• #1592 Fix over-verbose logging of process() environment
• #1593 Colorize output of pwn template
• #1601 Add pwn version command line tool
• #1605 Add to fiddling.hexdump a way to suppress the total at the end
• #1613 Permit --password for pwn template
• #1564 Fix asm() and disasm() for PowerPC64, MIPS64, Sparc64
• #1621 Permit negative values in flat() and fit()
• many more