Add copyright header to source files

modules/convert/src/main/scala/docspell/convert/Conversion.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 
 import java.nio.charset.StandardCharsets

modules/convert/src/main/scala/docspell/convert/ConversionResult.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 
 import cats.data.Kleisli

modules/convert/src/main/scala/docspell/convert/ConvertConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 
 import docspell.convert.extern.OcrMyPdfConfig

modules/convert/src/main/scala/docspell/convert/SanitizeHtml.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 import java.nio.charset.Charset
 

modules/convert/src/main/scala/docspell/convert/extern/ExternConv.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/OcrMyPdf.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/OcrMyPdfConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/Tesseract.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/TesseractConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/Unoconv.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/UnoconvConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/extern/WkHtmlPdf.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.charset.Charset

modules/convert/src/main/scala/docspell/convert/extern/WkHtmlPdfConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.file.Path

modules/convert/src/main/scala/docspell/convert/flexmark/Markdown.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.flexmark
 
 import java.io.{InputStream, InputStreamReader}

modules/convert/src/main/scala/docspell/convert/flexmark/MarkdownConfig.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.flexmark
 
 case class MarkdownConfig(internalCss: String)

modules/convert/src/test/scala/docspell/convert/ConversionTest.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 
 import java.nio.file.Paths

modules/convert/src/test/scala/docspell/convert/FileChecks.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert
 
 import java.nio.charset.StandardCharsets

modules/convert/src/test/scala/docspell/convert/extern/ExternConvTest.scala

@@ -1,3 +1,9 @@
+/*
+ * Copyright 2020 Docspell Contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
 package docspell.convert.extern
 
 import java.nio.charset.StandardCharsets