Added settings from tmux book and copy paste

tmux.conf

@@ -1,16 +1,64 @@
-set -g prefix C-a
+# Based on the tmux.conf from PragPro's Tmux book.
 
-setw -g mode-mouse on
-set -g mouse-select-pane on
-set -g mouse-resize-pane on
-set -g mouse-select-window on
+# Setting the prefix from C-b to C-a
+set -g prefix C-a  
+unbind C-b 
 
-bind -r H resize-pane -L 5
-bind -r J resize-pane -D 5
-bind -r K resize-pane -U 5
+#setting the delay between prefix and command
+set -sg escape-time 1
+
+# Ensure that we can send Ctrl-A to other apps
+bind C-a send-prefix
+
+# Set the base index for windows to 1 instead of 0
+set -g base-index 1
+
+# Set the base index for panes to 1 instead of 0
+setw -g pane-base-index 1
+
+# Reload the file with Prefix r
+bind r source-file ~/.tmux.conf \; display "Reloaded!"
+
+# splitting panes
+bind | split-window -h
+bind - split-window -v
+
+# moving between panes
+bind h select-pane -L 
+bind j select-pane -D 
+bind k select-pane -U
+bind l select-pane -R    
+
+# Quick pane selection
+bind -r C-h select-window -t :-
+bind -r C-l select-window -t :+
+
+# Pane resizing
+bind -r H resize-pane -L 5 
+bind -r J resize-pane -D 5 
+bind -r K resize-pane -U 5 
 bind -r L resize-pane -R 5
 
+# mouse support - set to on if you want to use the mouse
+setw -g mode-mouse off 
+set -g mouse-select-pane off 
+set -g mouse-resize-pane off 
+set -g mouse-select-window off
+
+# Set the default terminal mode to 256color mode
 set -g default-terminal "screen-256color"
+
+# enable activity alerts
+setw -g monitor-activity on
+set -g visual-activity on
+
+# enable vi keys.
+setw -g mode-keys vi
+
+# Enable pbcopy/pbpaste
+set-option -g default-command "reattach-to-user-namespace -l zsh"
+
+# Powerline styled status bar
 set -g status-left-length 52
 set -g status-right-length 451
 set -g status-fg white