general: Remove Makefile

Makefile

-PREFIX ?= /usr
-MANDIR ?= $(PREFIX)/share/man
-
-all:
-	@echo Run \'make install\' to install Neofetch.
-
-install:
-	@echo 'Making directories...'
-	@mkdir -p $(DESTDIR)$(PREFIX)/bin
-	@mkdir -p $(DESTDIR)$(MANDIR)/man1
-
-	@echo 'Installing binaries...'
-	@chmod 755 $(DESTDIR)$(PREFIX)/bin/neofetch
-
-	@echo 'Installing man page...'
-	@cp -p neofetch.1 $(DESTDIR)$(MANDIR)/man1
-
-uninstall:
-	@echo 'Removing files...'
-	@rm -rf $(DESTDIR)$(PREFIX)/bin/neofetch
-	@rm -rf $(DESTDIR)$(MANDIR)/man1/neofetch.1*