feat(localbinding): split obtaining objects from hooking completely

fix(packets): use skill vnum instead of id to avoid confustion between cast id and skill vnum

feat(sample): add external memory browser sample

feat: add external memory nostale browser

feat(samples): add default packets

feat(packets)!: let the user add the default packet converters

feat(samples): log nos binding manager initialization result correctly

chore: remove missing projects from the solution

chore: remove unnecessary DllExport

feat(localbinding): rename Character to PlayerManager

feat(tests): add tests for bool and string converters

fix(tests): test null values correctly

fix(packets): make correct fields nullable

feat(serializer): fix null representation as stated in #18

chore: add Packets projects to Unix solution

fix(localbinding): represent follow entity input types correctly

feat(samples): add follow and unfollow command samples

feat(localbinding): add follow and unfollow (attack) entity methods

feat(localbinding): add currently following entity to scene manager

feat(localclient): cancel walk command handling if nostale returns false on walk