added powershell profile

Author: Ehtesh Choudhury

powershell/Microsoft.PowerShell_profile.ps1

@@ -0,0 +1,29 @@
+Import-Module ZLocation
+Import-Module PSReadLine
+Set-PSReadlineOption -EditMode Emacs
+
+# http://joonro.github.io/blog/posts/powershell-customizations.html
+Set-PSReadLineOption -HistoryNoDuplicates
+Set-PSReadLineOption -HistorySearchCursorMovesToEnd
+Set-PSReadLineOption -HistorySaveStyle SaveIncrementally
+Set-PSReadLineOption -MaximumHistoryCount 100000
+Set-PSReadLineOption -BellStyle None
+
+
+# https://github.com/BurntSushi/ripgrep/blob/master/FAQ.md#how-do-i-create-an-alias-for-ripgrep-on-windows
+function rgl {
+    $count = @($input).Count
+    $input.Reset()
+
+    if ($count) { $input | rg.exe -i -p -M 500 $args }
+    else { rg.exe -i $args }
+}
+
+function rgf {
+    $count = @($input).Count
+    $input.Reset()
+
+    if ($count) { $input | rg.exe --files | rg.exe -i -p -M 500 $args }
+    else { rg.exe --files | rg.exe -i $args }
+}
+