addeds emacs + tags configuration

Author: Vargas

.emacs~

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+https://github.com/artv3/scripts.git

emacs

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+(setq-default indent-tabs-mode nil)
+(setq default-tab-width 2)
+
+(define-key global-map "\M-p" 'pop-tag-mark)

maketags

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+tags:
+  find . -name '*.cpp' -exec etags -a {} \;
+  find . -name '*.hpp' -exec etags -a {} \;