Improvments to dap, lsp-cmp and trouble

- dap ui listeners
- LSPkind for symbols in suggestions'
- improving vim lua lsp support
- complete options added ( Preview )
- fixed annoying C-d not working ( had overwritten it for code actions)
- Added shortcut , s t to open a terminal at the bottom
- Added a keymap to exit terminal mode (thnx teejdev)
- set inccommand to split ( shows actions that will be taken in a split
window)
- fixed trouble suggestions toggle (C-t)

lua/barink/plugins/dap.lua

@@ -106,6 +106,20 @@ return {
                     args = {'dap', '-l', '127.0.0.1:${port}'},
                   }
                 }
+                local dap = require("dap")
+                local ui = require("dapui")
+                dap.listeners.before.attach.dapui_config = function()
+                    ui.open()
+                end
+                dap.listeners.before.launch.dapui_config = function()
+                    ui.open()
+                end
+                dap.listeners.before.event_terminated.dapui_config = function()
+                    ui.close()
+                end
+                dap.listeners.before.event_exited.dapui_config = function()
+                    ui.close()
+                end
         end
     }
 }